21653964

素因数分解:

$2^2\times 3^2\times {\mathrm{113}}^1\times {\mathrm{5323}}^1$

素因数の和:5446

約数の個数: 36

約数和(自身を含む): 55231176

約数和(自身を除く): 33577212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 113, 226, 339, 452, 678, 1017, 1356, 2034, 4068, 5323, 10646, 15969, 21292, 31938, 47907, 63876, 95814, 191628, 601499, 1202998, 1804497, 2405996, 3608994, 5413491, 7217988, 10826982, 21653964]

約数ペア:

[(1, 21653964), (2, 10826982), (3, 7217988), (4, 5413491), (6, 3608994), (9, 2405996), (12, 1804497), (18, 1202998), (36, 601499), (113, 191628), (226, 95814), (339, 63876), (452, 47907), (678, 31938), (1017, 21292), (1356, 15969), (2034, 10646), (4068, 5323)]