21550446

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1033}}^1$

素因数の和:1121

約数の個数: 48

約数和(自身を含む): 50004240

約数和(自身を除く): 28453794

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 61, 114, 122, 171, 183, 342, 366, 549, 1033, 1098, 1159, 2066, 2318, 3099, 3477, 6198, 6954, 9297, 10431, 18594, 19627, 20862, 39254, 58881, 63013, 117762, 126026, 176643, 189039, 353286, 378078, 567117, 1134234, 1197247, 2394494, 3591741, 7183482, 10775223, 21550446]

約数ペア:

[(1, 21550446), (2, 10775223), (3, 7183482), (6, 3591741), (9, 2394494), (18, 1197247), (19, 1134234), (38, 567117), (57, 378078), (61, 353286), (114, 189039), (122, 176643), (171, 126026), (183, 117762), (342, 63013), (366, 58881), (549, 39254), (1033, 20862), (1098, 19627), (1159, 18594), (2066, 10431), (2318, 9297), (3099, 6954), (3477, 6198)]