21748662

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:499

約数の個数: 80

約数和(自身を含む): 54885600

約数和(自身を除く): 33136938

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 81, 117, 138, 162, 207, 234, 299, 351, 414, 449, 598, 621, 702, 897, 898, 1053, 1242, 1347, 1794, 1863, 2106, 2691, 2694, 3726, 4041, 5382, 5837, 8073, 8082, 10327, 11674, 12123, 16146, 17511, 20654, 24219, 24246, 30981, 35022, 36369, 48438, 52533, 61962, 72738, 92943, 105066, 134251, 157599, 185886, 268502, 278829, 315198, 402753, 472797, 557658, 805506, 836487, 945594, 1208259, 1672974, 2416518, 3624777, 7249554, 10874331, 21748662]

約数ペア:

[(1, 21748662), (2, 10874331), (3, 7249554), (6, 3624777), (9, 2416518), (13, 1672974), (18, 1208259), (23, 945594), (26, 836487), (27, 805506), (39, 557658), (46, 472797), (54, 402753), (69, 315198), (78, 278829), (81, 268502), (117, 185886), (138, 157599), (162, 134251), (207, 105066), (234, 92943), (299, 72738), (351, 61962), (414, 52533), (449, 48438), (598, 36369), (621, 35022), (702, 30981), (897, 24246), (898, 24219), (1053, 20654), (1242, 17511), (1347, 16146), (1794, 12123), (1863, 11674), (2106, 10327), (2691, 8082), (2694, 8073), (3726, 5837), (4041, 5382)]