21972456

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{27743}}^1$

素因数の和:27766

約数の個数: 48

約数和(自身を含む): 64920960

約数和(自身を除く): 42948504

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 27743, 55486, 83229, 110972, 166458, 221944, 249687, 305173, 332916, 499374, 610346, 665832, 915519, 998748, 1220692, 1831038, 1997496, 2441384, 2746557, 3662076, 5493114, 7324152, 10986228, 21972456]

約数ペア:

[(1, 21972456), (2, 10986228), (3, 7324152), (4, 5493114), (6, 3662076), (8, 2746557), (9, 2441384), (11, 1997496), (12, 1831038), (18, 1220692), (22, 998748), (24, 915519), (33, 665832), (36, 610346), (44, 499374), (66, 332916), (72, 305173), (88, 249687), (99, 221944), (132, 166458), (198, 110972), (264, 83229), (396, 55486), (792, 27743)]