21213177

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6101}}^1$

素因数の和:6184

約数の個数: 16

約数和(自身を含む): 30265920

約数和(自身を除く): 9052743

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 6101, 18303, 115919, 347757, 372161, 1116483, 7071059, 21213177]

約数ペア:

[(1, 21213177), (3, 7071059), (19, 1116483), (57, 372161), (61, 347757), (183, 115919), (1159, 18303), (3477, 6101)]