21266414

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{4519}}^1$

素因数の和:4715

約数の個数: 16

約数和(自身を含む): 34550880

約数和(自身を除く): 13284466

約数列:

[1, 2, 13, 26, 181, 362, 2353, 4519, 4706, 9038, 58747, 117494, 817939, 1635878, 10633207, 21266414]

約数ペア:

[(1, 21266414), (2, 10633207), (13, 1635878), (26, 817939), (181, 117494), (362, 58747), (2353, 9038), (4519, 4706)]