21807804

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2017}}^1$

素因数の和:2094

約数の個数: 48

約数和(自身を含む): 54921888

約数和(自身を除く): 33114084

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 53, 68, 102, 106, 159, 204, 212, 318, 636, 901, 1802, 2017, 2703, 3604, 4034, 5406, 6051, 8068, 10812, 12102, 24204, 34289, 68578, 102867, 106901, 137156, 205734, 213802, 320703, 411468, 427604, 641406, 1282812, 1817317, 3634634, 5451951, 7269268, 10903902, 21807804]

約数ペア:

[(1, 21807804), (2, 10903902), (3, 7269268), (4, 5451951), (6, 3634634), (12, 1817317), (17, 1282812), (34, 641406), (51, 427604), (53, 411468), (68, 320703), (102, 213802), (106, 205734), (159, 137156), (204, 106901), (212, 102867), (318, 68578), (636, 34289), (901, 24204), (1802, 12102), (2017, 10812), (2703, 8068), (3604, 6051), (4034, 5406)]