21126438

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37861}}^1$

素因数の和:37900

約数の個数: 24

約数和(自身を含む): 47251776

約数和(自身を除く): 26125338

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 37861, 75722, 113583, 227166, 340749, 681498, 1173691, 2347382, 3521073, 7042146, 10563219, 21126438]

約数ペア:

[(1, 21126438), (2, 10563219), (3, 7042146), (6, 3521073), (9, 2347382), (18, 1173691), (31, 681498), (62, 340749), (93, 227166), (186, 113583), (279, 75722), (558, 37861)]