21865146

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 44712960

約数和(自身を除く): 22847814

約数列:

[1, 2, 3, 6, 79, 158, 163, 237, 283, 326, 474, 489, 566, 849, 978, 1698, 12877, 22357, 25754, 38631, 44714, 46129, 67071, 77262, 92258, 134142, 138387, 276774, 3644191, 7288382, 10932573, 21865146]

約数ペア:

[(1, 21865146), (2, 10932573), (3, 7288382), (6, 3644191), (79, 276774), (158, 138387), (163, 134142), (237, 92258), (283, 77262), (326, 67071), (474, 46129), (489, 44714), (566, 38631), (849, 25754), (978, 22357), (1698, 12877)]