21543216

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^2\times {\mathrm{1553}}^1$

素因数の和:1598

約数の個数: 60

約数和(自身を含む): 59157672

約数和(自身を除く): 37614456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 289, 408, 578, 816, 867, 1156, 1553, 1734, 2312, 3106, 3468, 4624, 4659, 6212, 6936, 9318, 12424, 13872, 18636, 24848, 26401, 37272, 52802, 74544, 79203, 105604, 158406, 211208, 316812, 422416, 448817, 633624, 897634, 1267248, 1346451, 1795268, 2692902, 3590536, 5385804, 7181072, 10771608, 21543216]

約数ペア:

[(1, 21543216), (2, 10771608), (3, 7181072), (4, 5385804), (6, 3590536), (8, 2692902), (12, 1795268), (16, 1346451), (17, 1267248), (24, 897634), (34, 633624), (48, 448817), (51, 422416), (68, 316812), (102, 211208), (136, 158406), (204, 105604), (272, 79203), (289, 74544), (408, 52802), (578, 37272), (816, 26401), (867, 24848), (1156, 18636), (1553, 13872), (1734, 12424), (2312, 9318), (3106, 6936), (3468, 6212), (4624, 4659)]