21904848

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:753

約数の個数: 120

約数和(自身を含む): 72423936

約数和(自身を除く): 50519088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 72, 84, 93, 112, 124, 126, 144, 168, 186, 217, 248, 252, 279, 336, 372, 434, 496, 504, 558, 651, 701, 744, 868, 1008, 1116, 1302, 1402, 1488, 1736, 1953, 2103, 2232, 2604, 2804, 3472, 3906, 4206, 4464, 4907, 5208, 5608, 6309, 7812, 8412, 9814, 10416, 11216, 12618, 14721, 15624, 16824, 19628, 21731, 25236, 29442, 31248, 33648, 39256, 43462, 44163, 50472, 58884, 65193, 78512, 86924, 88326, 100944, 117768, 130386, 152117, 173848, 176652, 195579, 235536, 260772, 304234, 347696, 353304, 391158, 456351, 521544, 608468, 706608, 782316, 912702, 1043088, 1216936, 1369053, 1564632, 1825404, 2433872, 2738106, 3129264, 3650808, 5476212, 7301616, 10952424, 21904848]

約数ペア:

[(1, 21904848), (2, 10952424), (3, 7301616), (4, 5476212), (6, 3650808), (7, 3129264), (8, 2738106), (9, 2433872), (12, 1825404), (14, 1564632), (16, 1369053), (18, 1216936), (21, 1043088), (24, 912702), (28, 782316), (31, 706608), (36, 608468), (42, 521544), (48, 456351), (56, 391158), (62, 353304), (63, 347696), (72, 304234), (84, 260772), (93, 235536), (112, 195579), (124, 176652), (126, 173848), (144, 152117), (168, 130386), (186, 117768), (217, 100944), (248, 88326), (252, 86924), (279, 78512), (336, 65193), (372, 58884), (434, 50472), (496, 44163), (504, 43462), (558, 39256), (651, 33648), (701, 31248), (744, 29442), (868, 25236), (1008, 21731), (1116, 19628), (1302, 16824), (1402, 15624), (1488, 14721), (1736, 12618), (1953, 11216), (2103, 10416), (2232, 9814), (2604, 8412), (2804, 7812), (3472, 6309), (3906, 5608), (4206, 5208), (4464, 4907)]