21474768

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{63913}}^1$

素因数の和:63931

約数の個数: 40

約数和(自身を含む): 63402688

約数和(自身を除く): 41927920

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 63913, 127826, 191739, 255652, 383478, 447391, 511304, 766956, 894782, 1022608, 1342173, 1533912, 1789564, 2684346, 3067824, 3579128, 5368692, 7158256, 10737384, 21474768]

約数ペア:

[(1, 21474768), (2, 10737384), (3, 7158256), (4, 5368692), (6, 3579128), (7, 3067824), (8, 2684346), (12, 1789564), (14, 1533912), (16, 1342173), (21, 1022608), (24, 894782), (28, 766956), (42, 511304), (48, 447391), (56, 383478), (84, 255652), (112, 191739), (168, 127826), (336, 63913)]