21453570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{238373}}^1$

素因数の和:238386

約数の個数: 24

約数和(自身を含む): 55779516

約数和(自身を除く): 34325946

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 238373, 476746, 715119, 1191865, 1430238, 2145357, 2383730, 3575595, 4290714, 7151190, 10726785, 21453570]

約数ペア:

[(1, 21453570), (2, 10726785), (3, 7151190), (5, 4290714), (6, 3575595), (9, 2383730), (10, 2145357), (15, 1430238), (18, 1191865), (30, 715119), (45, 476746), (90, 238373)]