21831966

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1181}}^1$

素因数の和:1281

約数の個数: 48

約数和(自身を含む): 51629760

約数和(自身を除く): 29797794

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 79, 117, 158, 234, 237, 474, 711, 1027, 1181, 1422, 2054, 2362, 3081, 3543, 6162, 7086, 9243, 10629, 15353, 18486, 21258, 30706, 46059, 92118, 93299, 138177, 186598, 276354, 279897, 559794, 839691, 1212887, 1679382, 2425774, 3638661, 7277322, 10915983, 21831966]

約数ペア:

[(1, 21831966), (2, 10915983), (3, 7277322), (6, 3638661), (9, 2425774), (13, 1679382), (18, 1212887), (26, 839691), (39, 559794), (78, 279897), (79, 276354), (117, 186598), (158, 138177), (234, 93299), (237, 92118), (474, 46059), (711, 30706), (1027, 21258), (1181, 18486), (1422, 15353), (2054, 10629), (2362, 9243), (3081, 7086), (3543, 6162)]