21372624

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:274

約数の個数: 180

約数和(自身を含む): 75252996

約数和(自身を除く): 53880372

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 112, 117, 126, 144, 147, 156, 168, 182, 196, 208, 233, 234, 252, 273, 294, 312, 336, 364, 392, 441, 466, 468, 504, 546, 588, 624, 637, 699, 728, 784, 819, 882, 932, 936, 1008, 1092, 1176, 1274, 1398, 1456, 1631, 1638, 1764, 1864, 1872, 1911, 2097, 2184, 2352, 2548, 2796, 3029, 3262, 3276, 3528, 3728, 3822, 4194, 4368, 4893, 5096, 5592, 5733, 6058, 6524, 6552, 7056, 7644, 8388, 9087, 9786, 10192, 11184, 11417, 11466, 12116, 13048, 13104, 14679, 15288, 16776, 18174, 19572, 21203, 22834, 22932, 24232, 26096, 27261, 29358, 30576, 33552, 34251, 36348, 39144, 42406, 45668, 45864, 48464, 54522, 58716, 63609, 68502, 72696, 78288, 84812, 91336, 91728, 102753, 109044, 117432, 127218, 137004, 145392, 148421, 169624, 182672, 190827, 205506, 218088, 234864, 254436, 274008, 296842, 339248, 381654, 411012, 436176, 445263, 508872, 548016, 593684, 763308, 822024, 890526, 1017744, 1187368, 1335789, 1526616, 1644048, 1781052, 2374736, 2671578, 3053232, 3562104, 5343156, 7124208, 10686312, 21372624]

約数ペア:

[(1, 21372624), (2, 10686312), (3, 7124208), (4, 5343156), (6, 3562104), (7, 3053232), (8, 2671578), (9, 2374736), (12, 1781052), (13, 1644048), (14, 1526616), (16, 1335789), (18, 1187368), (21, 1017744), (24, 890526), (26, 822024), (28, 763308), (36, 593684), (39, 548016), (42, 508872), (48, 445263), (49, 436176), (52, 411012), (56, 381654), (63, 339248), (72, 296842), (78, 274008), (84, 254436), (91, 234864), (98, 218088), (104, 205506), (112, 190827), (117, 182672), (126, 169624), (144, 148421), (147, 145392), (156, 137004), (168, 127218), (182, 117432), (196, 109044), (208, 102753), (233, 91728), (234, 91336), (252, 84812), (273, 78288), (294, 72696), (312, 68502), (336, 63609), (364, 58716), (392, 54522), (441, 48464), (466, 45864), (468, 45668), (504, 42406), (546, 39144), (588, 36348), (624, 34251), (637, 33552), (699, 30576), (728, 29358), (784, 27261), (819, 26096), (882, 24232), (932, 22932), (936, 22834), (1008, 21203), (1092, 19572), (1176, 18174), (1274, 16776), (1398, 15288), (1456, 14679), (1631, 13104), (1638, 13048), (1764, 12116), (1864, 11466), (1872, 11417), (1911, 11184), (2097, 10192), (2184, 9786), (2352, 9087), (2548, 8388), (2796, 7644), (3029, 7056), (3262, 6552), (3276, 6524), (3528, 6058), (3728, 5733), (3822, 5592), (4194, 5096), (4368, 4893)]