21029450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32353}}^1$

素因数の和:32378

約数の個数: 24

約数和(自身を含む): 42124908

約数和(自身を除く): 21095458

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 32353, 64706, 161765, 323530, 420589, 808825, 841178, 1617650, 2102945, 4205890, 10514725, 21029450]

約数ペア:

[(1, 21029450), (2, 10514725), (5, 4205890), (10, 2102945), (13, 1617650), (25, 841178), (26, 808825), (50, 420589), (65, 323530), (130, 161765), (325, 64706), (650, 32353)]