21142662

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:265

約数の個数: 48

約数和(自身を含む): 45755280

約数和(自身を除く): 24612618

約数列:

[1, 2, 3, 6, 17, 34, 51, 89, 102, 137, 178, 267, 274, 289, 411, 534, 578, 822, 867, 1513, 1734, 2329, 3026, 4539, 4658, 6987, 9078, 12193, 13974, 24386, 25721, 36579, 39593, 51442, 73158, 77163, 79186, 118779, 154326, 207281, 237558, 414562, 621843, 1243686, 3523777, 7047554, 10571331, 21142662]

約数ペア:

[(1, 21142662), (2, 10571331), (3, 7047554), (6, 3523777), (17, 1243686), (34, 621843), (51, 414562), (89, 237558), (102, 207281), (137, 154326), (178, 118779), (267, 79186), (274, 77163), (289, 73158), (411, 51442), (534, 39593), (578, 36579), (822, 25721), (867, 24386), (1513, 13974), (1734, 12193), (2329, 9078), (3026, 6987), (4539, 4658)]