21016488888

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{2727997}}^1$

素因数の和:2728116

約数の個数: 48

約数和(自身を含む): 57451637880

約数和(自身を除く): 36435148992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 321, 428, 642, 856, 963, 1284, 1926, 2568, 3852, 7704, 2727997, 5455994, 8183991, 10911988, 16367982, 21823976, 24551973, 32735964, 49103946, 65471928, 98207892, 196415784, 291895679, 583791358, 875687037, 1167582716, 1751374074, 2335165432, 2627061111, 3502748148, 5254122222, 7005496296, 10508244444, 21016488888]

約数ペア:

[(1, 21016488888), (2, 10508244444), (3, 7005496296), (4, 5254122222), (6, 3502748148), (8, 2627061111), (9, 2335165432), (12, 1751374074), (18, 1167582716), (24, 875687037), (36, 583791358), (72, 291895679), (107, 196415784), (214, 98207892), (321, 65471928), (428, 49103946), (642, 32735964), (856, 24551973), (963, 21823976), (1284, 16367982), (1926, 10911988), (2568, 8183991), (3852, 5455994), (7704, 2727997)]