21781414

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{11549}}^1$

素因数の和:11615

約数の個数: 16

約数和(自身を含む): 34927200

約数和(自身を除く): 13145786

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 11549, 23098, 265627, 473509, 531254, 947018, 10890707, 21781414]

約数ペア:

[(1, 21781414), (2, 10890707), (23, 947018), (41, 531254), (46, 473509), (82, 265627), (943, 23098), (1886, 11549)]