21103697392

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{376529}}^1$

素因数の和:376681

約数の個数: 40

約数和(自身を含む): 42581024640

約数和(自身を除く): 21477327248

約数列:

[1, 2, 4, 8, 16, 31, 62, 113, 124, 226, 248, 452, 496, 904, 1808, 3503, 7006, 14012, 28024, 56048, 376529, 753058, 1506116, 3012232, 6024464, 11672399, 23344798, 42547777, 46689596, 85095554, 93379192, 170191108, 186758384, 340382216, 680764432, 1318981087, 2637962174, 5275924348, 10551848696, 21103697392]

約数ペア:

[(1, 21103697392), (2, 10551848696), (4, 5275924348), (8, 2637962174), (16, 1318981087), (31, 680764432), (62, 340382216), (113, 186758384), (124, 170191108), (226, 93379192), (248, 85095554), (452, 46689596), (496, 42547777), (904, 23344798), (1808, 11672399), (3503, 6024464), (7006, 3012232), (14012, 1506116), (28024, 753058), (56048, 376529)]