21000895464

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{51472783}}^1$

素因数の和:51472809

約数の個数: 32

約数和(自身を含む): 55590606720

約数和(自身を除く): 34589711256

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 51472783, 102945566, 154418349, 205891132, 308836698, 411782264, 617673396, 875037311, 1235346792, 1750074622, 2625111933, 3500149244, 5250223866, 7000298488, 10500447732, 21000895464]

約数ペア:

[(1, 21000895464), (2, 10500447732), (3, 7000298488), (4, 5250223866), (6, 3500149244), (8, 2625111933), (12, 1750074622), (17, 1235346792), (24, 875037311), (34, 617673396), (51, 411782264), (68, 308836698), (102, 205891132), (136, 154418349), (204, 102945566), (408, 51472783)]