21565342

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{1049}}^1$

素因数の和:1611

約数の個数: 16

約数和(自身を含む): 34146000

約数和(自身を除く): 12580658

約数列:

[1, 2, 19, 38, 541, 1049, 1082, 2098, 10279, 19931, 20558, 39862, 567509, 1135018, 10782671, 21565342]

約数ペア:

[(1, 21565342), (2, 10782671), (19, 1135018), (38, 567509), (541, 39862), (1049, 20558), (1082, 19931), (2098, 10279)]