21903086

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{1013}}^1$

素因数の和:1603

約数の個数: 16

約数和(自身を含む): 34678800

約数和(自身を除く): 12775714

約数列:

[1, 2, 19, 38, 569, 1013, 1138, 2026, 10811, 19247, 21622, 38494, 576397, 1152794, 10951543, 21903086]

約数ペア:

[(1, 21903086), (2, 10951543), (19, 1152794), (38, 576397), (569, 38494), (1013, 21622), (1138, 19247), (2026, 10811)]