21774688

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3079}}^1$

素因数の和:3119

約数の個数: 48

約数和(自身を含む): 48898080

約数和(自身を除く): 27123392

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3079, 3536, 6158, 7072, 12316, 24632, 40027, 49264, 52343, 80054, 98528, 104686, 160108, 209372, 320216, 418744, 640432, 680459, 837488, 1280864, 1360918, 1674976, 2721836, 5443672, 10887344, 21774688]

約数ペア:

[(1, 21774688), (2, 10887344), (4, 5443672), (8, 2721836), (13, 1674976), (16, 1360918), (17, 1280864), (26, 837488), (32, 680459), (34, 640432), (52, 418744), (68, 320216), (104, 209372), (136, 160108), (208, 104686), (221, 98528), (272, 80054), (416, 52343), (442, 49264), (544, 40027), (884, 24632), (1768, 12316), (3079, 7072), (3536, 6158)]