21161754

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{19273}}^1$

素因数の和:19342

約数の個数: 24

約数和(自身を含む): 46604532

約数和(自身を除く): 25442778

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 19273, 38546, 57819, 115638, 173457, 346914, 1175653, 2351306, 3526959, 7053918, 10580877, 21161754]

約数ペア:

[(1, 21161754), (2, 10580877), (3, 7053918), (6, 3526959), (9, 2351306), (18, 1175653), (61, 346914), (122, 173457), (183, 115638), (366, 57819), (549, 38546), (1098, 19273)]