21273384

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1402

約数の個数: 64

約数和(自身を含む): 59014080

約数和(自身を除く): 37740696

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 61, 66, 88, 122, 132, 183, 244, 264, 366, 488, 671, 732, 1321, 1342, 1464, 2013, 2642, 2684, 3963, 4026, 5284, 5368, 7926, 8052, 10568, 14531, 15852, 16104, 29062, 31704, 43593, 58124, 80581, 87186, 116248, 161162, 174372, 241743, 322324, 348744, 483486, 644648, 886391, 966972, 1772782, 1933944, 2659173, 3545564, 5318346, 7091128, 10636692, 21273384]

約数ペア:

[(1, 21273384), (2, 10636692), (3, 7091128), (4, 5318346), (6, 3545564), (8, 2659173), (11, 1933944), (12, 1772782), (22, 966972), (24, 886391), (33, 644648), (44, 483486), (61, 348744), (66, 322324), (88, 241743), (122, 174372), (132, 161162), (183, 116248), (244, 87186), (264, 80581), (366, 58124), (488, 43593), (671, 31704), (732, 29062), (1321, 16104), (1342, 15852), (1464, 14531), (2013, 10568), (2642, 8052), (2684, 7926), (3963, 5368), (4026, 5284)]