21999484431

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1069}}^1\times {\mathrm{1297}}^1$

素因数の和:2456

約数の個数: 48

約数和(自身を含む): 33365972640

約数和(自身を除く): 11366488209

約数列:

[1, 3, 9, 41, 43, 123, 129, 369, 387, 1069, 1297, 1763, 3207, 3891, 5289, 9621, 11673, 15867, 43829, 45967, 53177, 55771, 131487, 137901, 159531, 167313, 394461, 413703, 478593, 501939, 1386493, 1884647, 2286611, 4159479, 5653941, 6859833, 12478437, 16961823, 20579499, 56846213, 59619199, 170538639, 178857597, 511615917, 536572791, 2444387159, 7333161477, 21999484431]

約数ペア:

[(1, 21999484431), (3, 7333161477), (9, 2444387159), (41, 536572791), (43, 511615917), (123, 178857597), (129, 170538639), (369, 59619199), (387, 56846213), (1069, 20579499), (1297, 16961823), (1763, 12478437), (3207, 6859833), (3891, 5653941), (5289, 4159479), (9621, 2286611), (11673, 1884647), (15867, 1386493), (43829, 501939), (45967, 478593), (53177, 413703), (55771, 394461), (131487, 167313), (137901, 159531)]