21848528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4567}}^1$

素因数の和:4611

約数の個数: 40

約数和(自身を含む): 47580288

約数和(自身を除く): 25731760

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4567, 4784, 9134, 18268, 36536, 59371, 73072, 105041, 118742, 210082, 237484, 420164, 474968, 840328, 949936, 1365533, 1680656, 2731066, 5462132, 10924264, 21848528]

約数ペア:

[(1, 21848528), (2, 10924264), (4, 5462132), (8, 2731066), (13, 1680656), (16, 1365533), (23, 949936), (26, 840328), (46, 474968), (52, 420164), (92, 237484), (104, 210082), (184, 118742), (208, 105041), (299, 73072), (368, 59371), (598, 36536), (1196, 18268), (2392, 9134), (4567, 4784)]