21634652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13421}}^1$

素因数の和:13469

約数の個数: 24

約数和(自身を含む): 42091392

約数和(自身を除く): 20456740

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 13421, 26842, 53684, 174473, 348946, 416051, 697892, 832102, 1664204, 5408663, 10817326, 21634652]

約数ペア:

[(1, 21634652), (2, 10817326), (4, 5408663), (13, 1664204), (26, 832102), (31, 697892), (52, 416051), (62, 348946), (124, 174473), (403, 53684), (806, 26842), (1612, 13421)]