21196635

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 35354880

約数和(自身を除く): 14158245

約数列:

[1, 3, 5, 15, 43, 59, 129, 177, 215, 295, 557, 645, 885, 1671, 2537, 2785, 7611, 8355, 12685, 23951, 32863, 38055, 71853, 98589, 119755, 164315, 359265, 492945, 1413109, 4239327, 7065545, 21196635]

約数ペア:

[(1, 21196635), (3, 7065545), (5, 4239327), (15, 1413109), (43, 492945), (59, 359265), (129, 164315), (177, 119755), (215, 98589), (295, 71853), (557, 38055), (645, 32863), (885, 23951), (1671, 12685), (2537, 8355), (2785, 7611)]