21576256

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25933}}^1$

素因数の和:25958

約数の個数: 28

約数和(自身を含む): 46110652

約数和(自身を除く): 24534396

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25933, 51866, 103732, 207464, 337129, 414928, 674258, 829856, 1348516, 1659712, 2697032, 5394064, 10788128, 21576256]

約数ペア:

[(1, 21576256), (2, 10788128), (4, 5394064), (8, 2697032), (13, 1659712), (16, 1348516), (26, 829856), (32, 674258), (52, 414928), (64, 337129), (104, 207464), (208, 103732), (416, 51866), (832, 25933)]