21621984

素因数分解:

$2^5\times 3^1\times {\mathrm{79}}^1\times {\mathrm{2851}}^1$

素因数の和:2943

約数の個数: 48

約数和(自身を含む): 57496320

約数和(自身を除く): 35874336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 79, 96, 158, 237, 316, 474, 632, 948, 1264, 1896, 2528, 2851, 3792, 5702, 7584, 8553, 11404, 17106, 22808, 34212, 45616, 68424, 91232, 136848, 225229, 273696, 450458, 675687, 900916, 1351374, 1801832, 2702748, 3603664, 5405496, 7207328, 10810992, 21621984]

約数ペア:

[(1, 21621984), (2, 10810992), (3, 7207328), (4, 5405496), (6, 3603664), (8, 2702748), (12, 1801832), (16, 1351374), (24, 900916), (32, 675687), (48, 450458), (79, 273696), (96, 225229), (158, 136848), (237, 91232), (316, 68424), (474, 45616), (632, 34212), (948, 22808), (1264, 17106), (1896, 11404), (2528, 8553), (2851, 7584), (3792, 5702)]