21415812

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8539}}^1$

素因数の和:8576

約数の個数: 48

約数和(自身を含む): 57388800

約数和(自身を除く): 35972988

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2508, 8539, 17078, 25617, 34156, 51234, 93929, 102468, 162241, 187858, 281787, 324482, 375716, 486723, 563574, 648964, 973446, 1127148, 1784651, 1946892, 3569302, 5353953, 7138604, 10707906, 21415812]

約数ペア:

[(1, 21415812), (2, 10707906), (3, 7138604), (4, 5353953), (6, 3569302), (11, 1946892), (12, 1784651), (19, 1127148), (22, 973446), (33, 648964), (38, 563574), (44, 486723), (57, 375716), (66, 324482), (76, 281787), (114, 187858), (132, 162241), (209, 102468), (228, 93929), (418, 51234), (627, 34156), (836, 25617), (1254, 17078), (2508, 8539)]