21061494

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{13147}}^1$

素因数の和:13244

約数の個数: 24

約数和(自身を含む): 46149480

約数和(自身を除く): 25087986

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 13147, 26294, 39441, 78882, 118323, 236646, 1170083, 2340166, 3510249, 7020498, 10530747, 21061494]

約数ペア:

[(1, 21061494), (2, 10530747), (3, 7020498), (6, 3510249), (9, 2340166), (18, 1170083), (89, 236646), (178, 118323), (267, 78882), (534, 39441), (801, 26294), (1602, 13147)]