21031720206

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{8487377}}^1$

素因数の和:8487448

約数の個数: 32

約数和(自身を含む): 48887297280

約数和(自身を除く): 27855577074

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 118, 177, 354, 413, 826, 1239, 2478, 8487377, 16974754, 25462131, 50924262, 59411639, 118823278, 178234917, 356469834, 500755243, 1001510486, 1502265729, 3004531458, 3505286701, 7010573402, 10515860103, 21031720206]

約数ペア:

[(1, 21031720206), (2, 10515860103), (3, 7010573402), (6, 3505286701), (7, 3004531458), (14, 1502265729), (21, 1001510486), (42, 500755243), (59, 356469834), (118, 178234917), (177, 118823278), (354, 59411639), (413, 50924262), (826, 25462131), (1239, 16974754), (2478, 8487377)]