22176819

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 39137280

約数和(自身を除く): 16960461

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 97, 133, 171, 191, 291, 399, 573, 679, 873, 1197, 1337, 1719, 1843, 2037, 3629, 4011, 5529, 6111, 10887, 12033, 12901, 16587, 18527, 25403, 32661, 38703, 55581, 76209, 116109, 129689, 166743, 228627, 352013, 389067, 1056039, 1167201, 2464091, 3168117, 7392273, 22176819]

約数ペア:

[(1, 22176819), (3, 7392273), (7, 3168117), (9, 2464091), (19, 1167201), (21, 1056039), (57, 389067), (63, 352013), (97, 228627), (133, 166743), (171, 129689), (191, 116109), (291, 76209), (399, 55581), (573, 38703), (679, 32661), (873, 25403), (1197, 18527), (1337, 16587), (1719, 12901), (1843, 12033), (2037, 10887), (3629, 6111), (4011, 5529)]