21463936

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{12899}}^1$

素因数の和:12926

約数の個数: 32

約数和(自身を含む): 46053000

約数和(自身を除く): 24589064

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12899, 25798, 51596, 103192, 167687, 206384, 335374, 412768, 670748, 825536, 1341496, 1651072, 2682992, 5365984, 10731968, 21463936]

約数ペア:

[(1, 21463936), (2, 10731968), (4, 5365984), (8, 2682992), (13, 1651072), (16, 1341496), (26, 825536), (32, 670748), (52, 412768), (64, 335374), (104, 206384), (128, 167687), (208, 103192), (416, 51596), (832, 25798), (1664, 12899)]