21563872

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{61261}}^1$

素因数の和:61282

約数の個数: 24

約数和(自身を含む): 46314072

約数和(自身を除く): 24750200

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 61261, 122522, 245044, 490088, 673871, 980176, 1347742, 1960352, 2695484, 5390968, 10781936, 21563872]

約数ペア:

[(1, 21563872), (2, 10781936), (4, 5390968), (8, 2695484), (11, 1960352), (16, 1347742), (22, 980176), (32, 673871), (44, 490088), (88, 245044), (176, 122522), (352, 61261)]