21111168

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4229}}^1$

素因数の和:4259

約数の個数: 64

約数和(自身を含む): 60404400

約数和(自身を除く): 39293232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4229, 4992, 8458, 12687, 16916, 25374, 33832, 50748, 54977, 67664, 101496, 109954, 135328, 164931, 202992, 219908, 270656, 329862, 405984, 439816, 541312, 659724, 811968, 879632, 1319448, 1623936, 1759264, 2638896, 3518528, 5277792, 7037056, 10555584, 21111168]

約数ペア:

[(1, 21111168), (2, 10555584), (3, 7037056), (4, 5277792), (6, 3518528), (8, 2638896), (12, 1759264), (13, 1623936), (16, 1319448), (24, 879632), (26, 811968), (32, 659724), (39, 541312), (48, 439816), (52, 405984), (64, 329862), (78, 270656), (96, 219908), (104, 202992), (128, 164931), (156, 135328), (192, 109954), (208, 101496), (312, 67664), (384, 54977), (416, 50748), (624, 33832), (832, 25374), (1248, 16916), (1664, 12687), (2496, 8458), (4229, 4992)]