21999330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1381}}^1$

素因数の和:1456

約数の個数: 64

約数和(自身を含む): 59702400

約数和(自身を除く): 37703070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 59, 90, 118, 135, 177, 270, 295, 354, 531, 590, 885, 1062, 1381, 1593, 1770, 2655, 2762, 3186, 4143, 5310, 6905, 7965, 8286, 12429, 13810, 15930, 20715, 24858, 37287, 41430, 62145, 74574, 81479, 124290, 162958, 186435, 244437, 372870, 407395, 488874, 733311, 814790, 1222185, 1466622, 2199933, 2444370, 3666555, 4399866, 7333110, 10999665, 21999330]

約数ペア:

[(1, 21999330), (2, 10999665), (3, 7333110), (5, 4399866), (6, 3666555), (9, 2444370), (10, 2199933), (15, 1466622), (18, 1222185), (27, 814790), (30, 733311), (45, 488874), (54, 407395), (59, 372870), (90, 244437), (118, 186435), (135, 162958), (177, 124290), (270, 81479), (295, 74574), (354, 62145), (531, 41430), (590, 37287), (885, 24858), (1062, 20715), (1381, 15930), (1593, 13810), (1770, 12429), (2655, 8286), (2762, 7965), (3186, 6905), (4143, 5310)]