21954608

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1789}}^1$

素因数の和:1869

約数の個数: 40

約数和(自身を含む): 46611600

約数和(自身を除く): 24656992

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 118, 208, 236, 472, 767, 944, 1534, 1789, 3068, 3578, 6136, 7156, 12272, 14312, 23257, 28624, 46514, 93028, 105551, 186056, 211102, 372112, 422204, 844408, 1372163, 1688816, 2744326, 5488652, 10977304, 21954608]

約数ペア:

[(1, 21954608), (2, 10977304), (4, 5488652), (8, 2744326), (13, 1688816), (16, 1372163), (26, 844408), (52, 422204), (59, 372112), (104, 211102), (118, 186056), (208, 105551), (236, 93028), (472, 46514), (767, 28624), (944, 23257), (1534, 14312), (1789, 12272), (3068, 7156), (3578, 6136)]