21013722

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{12553}}^1$

素因数の和:12595

約数の個数: 32

約数和(自身を含む): 48207360

約数和(自身を除く): 27193638

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 12553, 25106, 37659, 75318, 112977, 225954, 338931, 389143, 677862, 778286, 1167429, 2334858, 3502287, 7004574, 10506861, 21013722]

約数ペア:

[(1, 21013722), (2, 10506861), (3, 7004574), (6, 3502287), (9, 2334858), (18, 1167429), (27, 778286), (31, 677862), (54, 389143), (62, 338931), (93, 225954), (186, 112977), (279, 75318), (558, 37659), (837, 25106), (1674, 12553)]