21462272

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{6449}}^1$

素因数の和:6478

約数の個数: 36

約数和(自身を含む): 46143300

約数和(自身を除く): 24681028

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 6449, 12898, 25796, 51592, 83837, 103184, 167674, 206368, 335348, 412736, 670696, 825472, 1341392, 1650944, 2682784, 5365568, 10731136, 21462272]

約数ペア:

[(1, 21462272), (2, 10731136), (4, 5365568), (8, 2682784), (13, 1650944), (16, 1341392), (26, 825472), (32, 670696), (52, 412736), (64, 335348), (104, 206368), (128, 167674), (208, 103184), (256, 83837), (416, 51592), (832, 25796), (1664, 12898), (3328, 6449)]