21096990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{78137}}^1$

素因数の和:78153

約数の個数: 32

約数和(自身を含む): 56259360

約数和(自身を除く): 35162370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 78137, 156274, 234411, 390685, 468822, 703233, 781370, 1172055, 1406466, 2109699, 2344110, 3516165, 4219398, 7032330, 10548495, 21096990]

約数ペア:

[(1, 21096990), (2, 10548495), (3, 7032330), (5, 4219398), (6, 3516165), (9, 2344110), (10, 2109699), (15, 1406466), (18, 1172055), (27, 781370), (30, 703233), (45, 468822), (54, 390685), (90, 234411), (135, 156274), (270, 78137)]