21537538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{57587}}^1$

素因数の和:57617

約数の個数: 16

約数和(自身を含む): 37317024

約数和(自身を除く): 15779486

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 57587, 115174, 633457, 978979, 1266914, 1957958, 10768769, 21537538]

約数ペア:

[(1, 21537538), (2, 10768769), (11, 1957958), (17, 1266914), (22, 978979), (34, 633457), (187, 115174), (374, 57587)]