21466384

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1$

素因数の和:535

約数の個数: 40

約数和(自身を含む): 43425792

約数和(自身を除く): 21959408

約数列:

[1, 2, 4, 8, 16, 31, 62, 113, 124, 226, 248, 383, 452, 496, 766, 904, 1532, 1808, 3064, 3503, 6128, 7006, 11873, 14012, 23746, 28024, 43279, 47492, 56048, 86558, 94984, 173116, 189968, 346232, 692464, 1341649, 2683298, 5366596, 10733192, 21466384]

約数ペア:

[(1, 21466384), (2, 10733192), (4, 5366596), (8, 2683298), (16, 1341649), (31, 692464), (62, 346232), (113, 189968), (124, 173116), (226, 94984), (248, 86558), (383, 56048), (452, 47492), (496, 43279), (766, 28024), (904, 23746), (1532, 14012), (1808, 11873), (3064, 7006), (3503, 6128)]