21626392

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 41860800

約数和(自身を除く): 20234408

約数列:

[1, 2, 4, 8, 47, 94, 113, 188, 226, 376, 452, 509, 904, 1018, 2036, 4072, 5311, 10622, 21244, 23923, 42488, 47846, 57517, 95692, 115034, 191384, 230068, 460136, 2703299, 5406598, 10813196, 21626392]

約数ペア:

[(1, 21626392), (2, 10813196), (4, 5406598), (8, 2703299), (47, 460136), (94, 230068), (113, 191384), (188, 115034), (226, 95692), (376, 57517), (452, 47846), (509, 42488), (904, 23923), (1018, 21244), (2036, 10622), (4072, 5311)]