21939168

素因数分解:

$2^5\times 3^1\times {\mathrm{173}}^1\times {\mathrm{1321}}^1$

素因数の和:1507

約数の個数: 48

約数和(自身を含む): 57967056

約数和(自身を除く): 36027888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 173, 346, 519, 692, 1038, 1321, 1384, 2076, 2642, 2768, 3963, 4152, 5284, 5536, 7926, 8304, 10568, 15852, 16608, 21136, 31704, 42272, 63408, 126816, 228533, 457066, 685599, 914132, 1371198, 1828264, 2742396, 3656528, 5484792, 7313056, 10969584, 21939168]

約数ペア:

[(1, 21939168), (2, 10969584), (3, 7313056), (4, 5484792), (6, 3656528), (8, 2742396), (12, 1828264), (16, 1371198), (24, 914132), (32, 685599), (48, 457066), (96, 228533), (173, 126816), (346, 63408), (519, 42272), (692, 31704), (1038, 21136), (1321, 16608), (1384, 15852), (2076, 10568), (2642, 8304), (2768, 7926), (3963, 5536), (4152, 5284)]