21575108

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16699}}^1$

素因数の和:16739

約数の個数: 24

約数和(自身を含む): 42084000

約数和(自身を除く): 20508892

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 16699, 33398, 66796, 283883, 317281, 567766, 634562, 1135532, 1269124, 5393777, 10787554, 21575108]

約数ペア:

[(1, 21575108), (2, 10787554), (4, 5393777), (17, 1269124), (19, 1135532), (34, 634562), (38, 567766), (68, 317281), (76, 283883), (323, 66796), (646, 33398), (1292, 16699)]