21355408

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{58031}}^1$

素因数の和:58062

約数の個数: 20

約数和(自身を含む): 43175808

約数和(自身を除く): 21820400

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 58031, 116062, 232124, 464248, 928496, 1334713, 2669426, 5338852, 10677704, 21355408]

約数ペア:

[(1, 21355408), (2, 10677704), (4, 5338852), (8, 2669426), (16, 1334713), (23, 928496), (46, 464248), (92, 232124), (184, 116062), (368, 58031)]