21862904

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5827}}^1$

素因数の和:5907

約数の個数: 32

約数和(自身を含む): 47556480

約数和(自身を除く): 25693576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5827, 11654, 23308, 40789, 46616, 81578, 163156, 326312, 390409, 780818, 1561636, 2732863, 3123272, 5465726, 10931452, 21862904]

約数ペア:

[(1, 21862904), (2, 10931452), (4, 5465726), (7, 3123272), (8, 2732863), (14, 1561636), (28, 780818), (56, 390409), (67, 326312), (134, 163156), (268, 81578), (469, 46616), (536, 40789), (938, 23308), (1876, 11654), (3752, 5827)]