21109410

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:119

約数の個数: 192

約数和(自身を含む): 69818112

約数和(自身を除く): 48708702

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 27, 30, 34, 35, 42, 45, 51, 54, 63, 70, 73, 81, 85, 90, 102, 105, 119, 126, 135, 146, 153, 162, 170, 189, 210, 219, 238, 243, 255, 270, 306, 315, 357, 365, 378, 405, 438, 459, 486, 510, 511, 567, 595, 630, 657, 714, 730, 765, 810, 918, 945, 1022, 1071, 1095, 1134, 1190, 1215, 1241, 1314, 1377, 1530, 1533, 1701, 1785, 1890, 1971, 2142, 2190, 2295, 2430, 2482, 2555, 2754, 2835, 3066, 3213, 3285, 3402, 3570, 3723, 3942, 4131, 4590, 4599, 5110, 5355, 5670, 5913, 6205, 6426, 6570, 6885, 7446, 7665, 8262, 8505, 8687, 9198, 9639, 9855, 10710, 11169, 11826, 12410, 13770, 13797, 15330, 16065, 17010, 17374, 17739, 18615, 19278, 19710, 20655, 22338, 22995, 26061, 27594, 28917, 29565, 32130, 33507, 35478, 37230, 41310, 41391, 43435, 45990, 48195, 52122, 55845, 57834, 59130, 67014, 68985, 78183, 82782, 86870, 88695, 96390, 100521, 111690, 124173, 130305, 137970, 144585, 156366, 167535, 177390, 201042, 206955, 234549, 248346, 260610, 289170, 301563, 335070, 390915, 413910, 469098, 502605, 603126, 620865, 703647, 781830, 1005210, 1172745, 1241730, 1407294, 1507815, 2110941, 2345490, 3015630, 3518235, 4221882, 7036470, 10554705, 21109410]

約数ペア:

[(1, 21109410), (2, 10554705), (3, 7036470), (5, 4221882), (6, 3518235), (7, 3015630), (9, 2345490), (10, 2110941), (14, 1507815), (15, 1407294), (17, 1241730), (18, 1172745), (21, 1005210), (27, 781830), (30, 703647), (34, 620865), (35, 603126), (42, 502605), (45, 469098), (51, 413910), (54, 390915), (63, 335070), (70, 301563), (73, 289170), (81, 260610), (85, 248346), (90, 234549), (102, 206955), (105, 201042), (119, 177390), (126, 167535), (135, 156366), (146, 144585), (153, 137970), (162, 130305), (170, 124173), (189, 111690), (210, 100521), (219, 96390), (238, 88695), (243, 86870), (255, 82782), (270, 78183), (306, 68985), (315, 67014), (357, 59130), (365, 57834), (378, 55845), (405, 52122), (438, 48195), (459, 45990), (486, 43435), (510, 41391), (511, 41310), (567, 37230), (595, 35478), (630, 33507), (657, 32130), (714, 29565), (730, 28917), (765, 27594), (810, 26061), (918, 22995), (945, 22338), (1022, 20655), (1071, 19710), (1095, 19278), (1134, 18615), (1190, 17739), (1215, 17374), (1241, 17010), (1314, 16065), (1377, 15330), (1530, 13797), (1533, 13770), (1701, 12410), (1785, 11826), (1890, 11169), (1971, 10710), (2142, 9855), (2190, 9639), (2295, 9198), (2430, 8687), (2482, 8505), (2555, 8262), (2754, 7665), (2835, 7446), (3066, 6885), (3213, 6570), (3285, 6426), (3402, 6205), (3570, 5913), (3723, 5670), (3942, 5355), (4131, 5110), (4590, 4599)]