21003064

素因数分解:

$2^3\times {\mathrm{281}}^1\times {\mathrm{9343}}^1$

素因数の和:9630

約数の個数: 16

約数和(自身を含む): 39525120

約数和(自身を除く): 18522056

約数列:

[1, 2, 4, 8, 281, 562, 1124, 2248, 9343, 18686, 37372, 74744, 2625383, 5250766, 10501532, 21003064]

約数ペア:

[(1, 21003064), (2, 10501532), (4, 5250766), (8, 2625383), (281, 74744), (562, 37372), (1124, 18686), (2248, 9343)]