21413746

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1\times {\mathrm{607}}^1$

素因数の和:1209

約数の個数: 16

約数和(自身を含む): 33269760

約数和(自身を除く): 11856014

約数列:

[1, 2, 31, 62, 569, 607, 1138, 1214, 17639, 18817, 35278, 37634, 345383, 690766, 10706873, 21413746]

約数ペア:

[(1, 21413746), (2, 10706873), (31, 690766), (62, 345383), (569, 37634), (607, 35278), (1138, 18817), (1214, 17639)]