21776632

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{317}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 42433920

約数和(自身を除く): 20657288

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 277, 317, 554, 634, 1108, 1268, 2216, 2536, 8587, 9827, 17174, 19654, 34348, 39308, 68696, 78616, 87809, 175618, 351236, 702472, 2722079, 5444158, 10888316, 21776632]

約数ペア:

[(1, 21776632), (2, 10888316), (4, 5444158), (8, 2722079), (31, 702472), (62, 351236), (124, 175618), (248, 87809), (277, 78616), (317, 68696), (554, 39308), (634, 34348), (1108, 19654), (1268, 17174), (2216, 9827), (2536, 8587)]