21626406

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{12919}}^1$

素因数の和:12961

約数の個数: 32

約数和(自身を含む): 49612800

約数和(自身を除く): 27986394

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 12919, 25838, 38757, 77514, 116271, 232542, 348813, 400489, 697626, 800978, 1201467, 2402934, 3604401, 7208802, 10813203, 21626406]

約数ペア:

[(1, 21626406), (2, 10813203), (3, 7208802), (6, 3604401), (9, 2402934), (18, 1201467), (27, 800978), (31, 697626), (54, 400489), (62, 348813), (93, 232542), (186, 116271), (279, 77514), (558, 38757), (837, 25838), (1674, 12919)]