21146464

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{21317}}^1$

素因数の和:21358

約数の個数: 24

約数和(自身を含む): 42977088

約数和(自身を除く): 21830624

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 21317, 42634, 85268, 170536, 341072, 660827, 682144, 1321654, 2643308, 5286616, 10573232, 21146464]

約数ペア:

[(1, 21146464), (2, 10573232), (4, 5286616), (8, 2643308), (16, 1321654), (31, 682144), (32, 660827), (62, 341072), (124, 170536), (248, 85268), (496, 42634), (992, 21317)]