221526564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2637221}}^1$

素因数の和:2637235

約数の個数: 24

約数和(自身を含む): 590737728

約数和(自身を除く): 369211164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2637221, 5274442, 7911663, 10548884, 15823326, 18460547, 31646652, 36921094, 55381641, 73842188, 110763282, 221526564]

約数ペア:

[(1, 221526564), (2, 110763282), (3, 73842188), (4, 55381641), (6, 36921094), (7, 31646652), (12, 18460547), (14, 15823326), (21, 10548884), (28, 7911663), (42, 5274442), (84, 2637221)]