21635766

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{22679}}^1$

素因数の和:22740

約数の個数: 24

約数和(自身を含む): 47764080

約数和(自身を除く): 26128314

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 22679, 45358, 68037, 136074, 204111, 408222, 1201987, 2403974, 3605961, 7211922, 10817883, 21635766]

約数ペア:

[(1, 21635766), (2, 10817883), (3, 7211922), (6, 3605961), (9, 2403974), (18, 1201987), (53, 408222), (106, 204111), (159, 136074), (318, 68037), (477, 45358), (954, 22679)]