21000304806

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8081}}^1\times {\mathrm{33317}}^1$

素因数の和:41416

約数の個数: 32

約数和(自身を含む): 45238380768

約数和(自身を除く): 24238075962

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 8081, 16162, 24243, 33317, 48486, 66634, 99951, 105053, 199902, 210106, 315159, 433121, 630318, 866242, 1299363, 2598726, 269234677, 538469354, 807704031, 1615408062, 3500050801, 7000101602, 10500152403, 21000304806]

約数ペア:

[(1, 21000304806), (2, 10500152403), (3, 7000101602), (6, 3500050801), (13, 1615408062), (26, 807704031), (39, 538469354), (78, 269234677), (8081, 2598726), (16162, 1299363), (24243, 866242), (33317, 630318), (48486, 433121), (66634, 315159), (99951, 210106), (105053, 199902)]