21227834061

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{54059}}^1$

素因数の和:54366

約数の個数: 48

約数和(自身を含む): 36701982720

約数和(自身を除く): 15474148659

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 271, 483, 813, 1449, 1897, 2439, 5691, 6233, 17073, 18699, 43631, 54059, 56097, 130893, 162177, 378413, 392679, 486531, 1135239, 1243357, 3405717, 3730071, 8703499, 11190213, 14649989, 26110497, 43949967, 78331491, 102549923, 131849901, 307649769, 336949747, 922949307, 1010849241, 2358648229, 3032547723, 7075944687, 21227834061]

約数ペア:

[(1, 21227834061), (3, 7075944687), (7, 3032547723), (9, 2358648229), (21, 1010849241), (23, 922949307), (63, 336949747), (69, 307649769), (161, 131849901), (207, 102549923), (271, 78331491), (483, 43949967), (813, 26110497), (1449, 14649989), (1897, 11190213), (2439, 8703499), (5691, 3730071), (6233, 3405717), (17073, 1243357), (18699, 1135239), (43631, 486531), (54059, 392679), (56097, 378413), (130893, 162177)]