21631684

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13831}}^1$

素因数の和:13875

約数の個数: 24

約数和(自身を含む): 41827968

約数和(自身を除く): 20196284

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 13831, 27662, 55324, 235127, 318113, 470254, 636226, 940508, 1272452, 5407921, 10815842, 21631684]

約数ペア:

[(1, 21631684), (2, 10815842), (4, 5407921), (17, 1272452), (23, 940508), (34, 636226), (46, 470254), (68, 318113), (92, 235127), (391, 55324), (782, 27662), (1564, 13831)]