21529664

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:367

約数の個数: 56

約数和(自身を含む): 46619160

約数和(自身を除く): 25089496

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 113, 208, 226, 229, 416, 452, 458, 832, 904, 916, 1469, 1808, 1832, 2938, 2977, 3616, 3664, 5876, 5954, 7232, 7328, 11752, 11908, 14656, 23504, 23816, 25877, 47008, 47632, 51754, 94016, 95264, 103508, 190528, 207016, 336401, 414032, 672802, 828064, 1345604, 1656128, 2691208, 5382416, 10764832, 21529664]

約数ペア:

[(1, 21529664), (2, 10764832), (4, 5382416), (8, 2691208), (13, 1656128), (16, 1345604), (26, 828064), (32, 672802), (52, 414032), (64, 336401), (104, 207016), (113, 190528), (208, 103508), (226, 95264), (229, 94016), (416, 51754), (452, 47632), (458, 47008), (832, 25877), (904, 23816), (916, 23504), (1469, 14656), (1808, 11908), (1832, 11752), (2938, 7328), (2977, 7232), (3616, 5954), (3664, 5876)]