21958056

素因数分解:

$2^3\times 3^2\times {\mathrm{163}}^1\times {\mathrm{1871}}^1$

素因数の和:2046

約数の個数: 48

約数和(自身を含む): 59866560

約数和(自身を除く): 37908504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 163, 326, 489, 652, 978, 1304, 1467, 1871, 1956, 2934, 3742, 3912, 5613, 5868, 7484, 11226, 11736, 14968, 16839, 22452, 33678, 44904, 67356, 134712, 304973, 609946, 914919, 1219892, 1829838, 2439784, 2744757, 3659676, 5489514, 7319352, 10979028, 21958056]

約数ペア:

[(1, 21958056), (2, 10979028), (3, 7319352), (4, 5489514), (6, 3659676), (8, 2744757), (9, 2439784), (12, 1829838), (18, 1219892), (24, 914919), (36, 609946), (72, 304973), (163, 134712), (326, 67356), (489, 44904), (652, 33678), (978, 22452), (1304, 16839), (1467, 14968), (1871, 11736), (1956, 11226), (2934, 7484), (3742, 5868), (3912, 5613)]