21209608

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22279}}^1$

素因数の和:22309

約数の個数: 32

約数和(自身を含む): 48124800

約数和(自身を除く): 26915192

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 22279, 44558, 89116, 155953, 178232, 311906, 378743, 623812, 757486, 1247624, 1514972, 2651201, 3029944, 5302402, 10604804, 21209608]

約数ペア:

[(1, 21209608), (2, 10604804), (4, 5302402), (7, 3029944), (8, 2651201), (14, 1514972), (17, 1247624), (28, 757486), (34, 623812), (56, 378743), (68, 311906), (119, 178232), (136, 155953), (238, 89116), (476, 44558), (952, 22279)]