2159766

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 5455008

約数和(自身を除く): 3295242

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 281, 366, 427, 549, 562, 843, 854, 1098, 1281, 1686, 1967, 2529, 2562, 3843, 3934, 5058, 5901, 7686, 11802, 17141, 17703, 34282, 35406, 51423, 102846, 119987, 154269, 239974, 308538, 359961, 719922, 1079883, 2159766]

約数ペア:

[(1, 2159766), (2, 1079883), (3, 719922), (6, 359961), (7, 308538), (9, 239974), (14, 154269), (18, 119987), (21, 102846), (42, 51423), (61, 35406), (63, 34282), (122, 17703), (126, 17141), (183, 11802), (281, 7686), (366, 5901), (427, 5058), (549, 3934), (562, 3843), (843, 2562), (854, 2529), (1098, 1967), (1281, 1686)]