21097674

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3109}}^1$

素因数の和:3159

約数の個数: 48

約数和(自身を含む): 50941800

約数和(自身を除く): 29844126

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 78, 87, 117, 174, 234, 261, 377, 522, 754, 1131, 2262, 3109, 3393, 6218, 6786, 9327, 18654, 27981, 40417, 55962, 80834, 90161, 121251, 180322, 242502, 270483, 363753, 540966, 727506, 811449, 1172093, 1622898, 2344186, 3516279, 7032558, 10548837, 21097674]

約数ペア:

[(1, 21097674), (2, 10548837), (3, 7032558), (6, 3516279), (9, 2344186), (13, 1622898), (18, 1172093), (26, 811449), (29, 727506), (39, 540966), (58, 363753), (78, 270483), (87, 242502), (117, 180322), (174, 121251), (234, 90161), (261, 80834), (377, 55962), (522, 40417), (754, 27981), (1131, 18654), (2262, 9327), (3109, 6786), (3393, 6218)]