21932820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:151

約数の個数: 216

約数和(自身を含む): 83131776

約数和(自身を除く): 61198956

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 103, 105, 117, 126, 130, 140, 156, 169, 180, 182, 195, 206, 210, 234, 252, 260, 273, 309, 315, 338, 364, 390, 412, 420, 455, 468, 507, 515, 546, 585, 618, 630, 676, 721, 780, 819, 845, 910, 927, 1014, 1030, 1092, 1170, 1183, 1236, 1260, 1339, 1365, 1442, 1521, 1545, 1638, 1690, 1820, 1854, 2028, 2060, 2163, 2340, 2366, 2535, 2678, 2730, 2884, 3042, 3090, 3276, 3380, 3549, 3605, 3708, 4017, 4095, 4326, 4635, 4732, 5070, 5356, 5460, 5915, 6084, 6180, 6489, 6695, 7098, 7210, 7605, 8034, 8190, 8652, 9270, 9373, 10140, 10647, 10815, 11830, 12051, 12978, 13390, 14196, 14420, 15210, 16068, 16380, 17407, 17745, 18540, 18746, 20085, 21294, 21630, 23660, 24102, 25956, 26780, 28119, 30420, 32445, 34814, 35490, 37492, 40170, 42588, 43260, 46865, 48204, 52221, 53235, 56238, 60255, 64890, 69628, 70980, 80340, 84357, 87035, 93730, 104442, 106470, 112476, 120510, 121849, 129780, 140595, 156663, 168714, 174070, 187460, 208884, 212940, 241020, 243698, 261105, 281190, 313326, 337428, 348140, 365547, 421785, 487396, 522210, 562380, 609245, 626652, 731094, 783315, 843570, 1044420, 1096641, 1218490, 1462188, 1566630, 1687140, 1827735, 2193282, 2436980, 3133260, 3655470, 4386564, 5483205, 7310940, 10966410, 21932820]

約数ペア:

[(1, 21932820), (2, 10966410), (3, 7310940), (4, 5483205), (5, 4386564), (6, 3655470), (7, 3133260), (9, 2436980), (10, 2193282), (12, 1827735), (13, 1687140), (14, 1566630), (15, 1462188), (18, 1218490), (20, 1096641), (21, 1044420), (26, 843570), (28, 783315), (30, 731094), (35, 626652), (36, 609245), (39, 562380), (42, 522210), (45, 487396), (52, 421785), (60, 365547), (63, 348140), (65, 337428), (70, 313326), (78, 281190), (84, 261105), (90, 243698), (91, 241020), (103, 212940), (105, 208884), (117, 187460), (126, 174070), (130, 168714), (140, 156663), (156, 140595), (169, 129780), (180, 121849), (182, 120510), (195, 112476), (206, 106470), (210, 104442), (234, 93730), (252, 87035), (260, 84357), (273, 80340), (309, 70980), (315, 69628), (338, 64890), (364, 60255), (390, 56238), (412, 53235), (420, 52221), (455, 48204), (468, 46865), (507, 43260), (515, 42588), (546, 40170), (585, 37492), (618, 35490), (630, 34814), (676, 32445), (721, 30420), (780, 28119), (819, 26780), (845, 25956), (910, 24102), (927, 23660), (1014, 21630), (1030, 21294), (1092, 20085), (1170, 18746), (1183, 18540), (1236, 17745), (1260, 17407), (1339, 16380), (1365, 16068), (1442, 15210), (1521, 14420), (1545, 14196), (1638, 13390), (1690, 12978), (1820, 12051), (1854, 11830), (2028, 10815), (2060, 10647), (2163, 10140), (2340, 9373), (2366, 9270), (2535, 8652), (2678, 8190), (2730, 8034), (2884, 7605), (3042, 7210), (3090, 7098), (3276, 6695), (3380, 6489), (3549, 6180), (3605, 6084), (3708, 5915), (4017, 5460), (4095, 5356), (4326, 5070), (4635, 4732)]