21271360

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6043}}^1$

素因数の和:6071

約数の個数: 56

約数和(自身を含む): 55266336

約数和(自身を除く): 33994976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 6043, 12086, 24172, 30215, 48344, 60430, 66473, 96688, 120860, 132946, 193376, 241720, 265892, 332365, 386752, 483440, 531784, 664730, 966880, 1063568, 1329460, 1933760, 2127136, 2658920, 4254272, 5317840, 10635680, 21271360]

約数ペア:

[(1, 21271360), (2, 10635680), (4, 5317840), (5, 4254272), (8, 2658920), (10, 2127136), (11, 1933760), (16, 1329460), (20, 1063568), (22, 966880), (32, 664730), (40, 531784), (44, 483440), (55, 386752), (64, 332365), (80, 265892), (88, 241720), (110, 193376), (160, 132946), (176, 120860), (220, 96688), (320, 66473), (352, 60430), (440, 48344), (704, 30215), (880, 24172), (1760, 12086), (3520, 6043)]