21962408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{211177}}^1$

素因数の和:211196

約数の個数: 16

約数和(自身を含む): 44347380

約数和(自身を除く): 22384972

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 211177, 422354, 844708, 1689416, 2745301, 5490602, 10981204, 21962408]

約数ペア:

[(1, 21962408), (2, 10981204), (4, 5490602), (8, 2745301), (13, 1689416), (26, 844708), (52, 422354), (104, 211177)]