21524397

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 32457600

約数和(自身を除く): 10933203

約数列:

[1, 3, 17, 19, 51, 57, 97, 229, 291, 323, 687, 969, 1649, 1843, 3893, 4351, 4947, 5529, 11679, 13053, 22213, 31331, 66639, 73967, 93993, 221901, 377621, 422047, 1132863, 1266141, 7174799, 21524397]

約数ペア:

[(1, 21524397), (3, 7174799), (17, 1266141), (19, 1132863), (51, 422047), (57, 377621), (97, 221901), (229, 93993), (291, 73967), (323, 66639), (687, 31331), (969, 22213), (1649, 13053), (1843, 11679), (3893, 5529), (4351, 4947)]