21401356030

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{16336913}}^1$

素因数の和:16337051

約数の個数: 16

約数和(自身を含む): 38816507664

約数和(自身を除く): 17415151634

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 16336913, 32673826, 81684565, 163369130, 2140135603, 4280271206, 10700678015, 21401356030]

約数ペア:

[(1, 21401356030), (2, 10700678015), (5, 4280271206), (10, 2140135603), (131, 163369130), (262, 81684565), (655, 32673826), (1310, 16336913)]