21294330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1087}}^1$

素因数の和:1750

約数の個数: 32

約数和(自身を含む): 51231744

約数和(自身を除く): 29937414

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 653, 1087, 1306, 1959, 2174, 3261, 3265, 3918, 5435, 6522, 6530, 9795, 10870, 16305, 19590, 32610, 709811, 1419622, 2129433, 3549055, 4258866, 7098110, 10647165, 21294330]

約数ペア:

[(1, 21294330), (2, 10647165), (3, 7098110), (5, 4258866), (6, 3549055), (10, 2129433), (15, 1419622), (30, 709811), (653, 32610), (1087, 19590), (1306, 16305), (1959, 10870), (2174, 9795), (3261, 6530), (3265, 6522), (3918, 5435)]