21888972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{86861}}^1$

素因数の和:86878

約数の個数: 36

約数和(自身を含む): 63235536

約数和(自身を除く): 41346564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 86861, 173722, 260583, 347444, 521166, 608027, 781749, 1042332, 1216054, 1563498, 1824081, 2432108, 3126996, 3648162, 5472243, 7296324, 10944486, 21888972]

約数ペア:

[(1, 21888972), (2, 10944486), (3, 7296324), (4, 5472243), (6, 3648162), (7, 3126996), (9, 2432108), (12, 1824081), (14, 1563498), (18, 1216054), (21, 1042332), (28, 781749), (36, 608027), (42, 521166), (63, 347444), (84, 260583), (126, 173722), (252, 86861)]