21346096

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{21871}}^1$

素因数の和:21940

約数の個数: 20

約数和(自身を含む): 42037984

約数和(自身を除く): 20691888

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 21871, 43742, 87484, 174968, 349936, 1334131, 2668262, 5336524, 10673048, 21346096]

約数ペア:

[(1, 21346096), (2, 10673048), (4, 5336524), (8, 2668262), (16, 1334131), (61, 349936), (122, 174968), (244, 87484), (488, 43742), (976, 21871)]