21611934

素因数分解:

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

素因数の和:96

約数の個数: 48

約数和(自身を含む): 49423920

約数和(自身を除く): 27811986

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 243, 366, 486, 549, 729, 1098, 1458, 1647, 2187, 3294, 4374, 4941, 6561, 9882, 13122, 14823, 19683, 29646, 39366, 44469, 59049, 88938, 118098, 133407, 177147, 266814, 354294, 400221, 800442, 1200663, 2401326, 3601989, 7203978, 10805967, 21611934]

約数ペア:

[(1, 21611934), (2, 10805967), (3, 7203978), (6, 3601989), (9, 2401326), (18, 1200663), (27, 800442), (54, 400221), (61, 354294), (81, 266814), (122, 177147), (162, 133407), (183, 118098), (243, 88938), (366, 59049), (486, 44469), (549, 39366), (729, 29646), (1098, 19683), (1458, 14823), (1647, 13122), (2187, 9882), (3294, 6561), (4374, 4941)]