21129134

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 36106560

約数和(自身を除く): 14977426

約数列:

[1, 2, 13, 23, 26, 46, 89, 178, 299, 397, 598, 794, 1157, 2047, 2314, 4094, 5161, 9131, 10322, 18262, 26611, 35333, 53222, 70666, 118703, 237406, 459329, 812659, 918658, 1625318, 10564567, 21129134]

約数ペア:

[(1, 21129134), (2, 10564567), (13, 1625318), (23, 918658), (26, 812659), (46, 459329), (89, 237406), (178, 118703), (299, 70666), (397, 53222), (598, 35333), (794, 26611), (1157, 18262), (2047, 10322), (2314, 9131), (4094, 5161)]