21830070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 54282240

約数和(自身を除く): 32452170

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 79, 122, 151, 158, 183, 237, 302, 305, 366, 395, 453, 474, 610, 755, 790, 906, 915, 1185, 1510, 1830, 2265, 2370, 4530, 4819, 9211, 9638, 11929, 14457, 18422, 23858, 24095, 27633, 28914, 35787, 46055, 48190, 55266, 59645, 71574, 72285, 92110, 119290, 138165, 144570, 178935, 276330, 357870, 727669, 1455338, 2183007, 3638345, 4366014, 7276690, 10915035, 21830070]

約数ペア:

[(1, 21830070), (2, 10915035), (3, 7276690), (5, 4366014), (6, 3638345), (10, 2183007), (15, 1455338), (30, 727669), (61, 357870), (79, 276330), (122, 178935), (151, 144570), (158, 138165), (183, 119290), (237, 92110), (302, 72285), (305, 71574), (366, 59645), (395, 55266), (453, 48190), (474, 46055), (610, 35787), (755, 28914), (790, 27633), (906, 24095), (915, 23858), (1185, 18422), (1510, 14457), (1830, 11929), (2265, 9638), (2370, 9211), (4530, 4819)]