21483285

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 35676288

約数和(自身を除く): 14193003

約数列:

[1, 3, 5, 15, 53, 61, 159, 183, 265, 305, 443, 795, 915, 1329, 2215, 3233, 6645, 9699, 16165, 23479, 27023, 48495, 70437, 81069, 117395, 135115, 352185, 405345, 1432219, 4296657, 7161095, 21483285]

約数ペア:

[(1, 21483285), (3, 7161095), (5, 4296657), (15, 1432219), (53, 405345), (61, 352185), (159, 135115), (183, 117395), (265, 81069), (305, 70437), (443, 48495), (795, 27023), (915, 23479), (1329, 16165), (2215, 9699), (3233, 6645)]