21093037060

素因数分解:

$2^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{983}}^1\times {\mathrm{1249}}^1$

素因数の和:3100

約数の個数: 48

約数和(自身を含む): 44427600000

約数和(自身を除く): 23334562940

約数列:

[1, 2, 4, 5, 10, 20, 859, 983, 1249, 1718, 1966, 2498, 3436, 3932, 4295, 4915, 4996, 6245, 8590, 9830, 12490, 17180, 19660, 24980, 844397, 1072891, 1227767, 1688794, 2145782, 2455534, 3377588, 4221985, 4291564, 4911068, 5364455, 6138835, 8443970, 10728910, 12277670, 16887940, 21457820, 24555340, 1054651853, 2109303706, 4218607412, 5273259265, 10546518530, 21093037060]

約数ペア:

[(1, 21093037060), (2, 10546518530), (4, 5273259265), (5, 4218607412), (10, 2109303706), (20, 1054651853), (859, 24555340), (983, 21457820), (1249, 16887940), (1718, 12277670), (1966, 10728910), (2498, 8443970), (3436, 6138835), (3932, 5364455), (4295, 4911068), (4915, 4291564), (4996, 4221985), (6245, 3377588), (8590, 2455534), (9830, 2145782), (12490, 1688794), (17180, 1227767), (19660, 1072891), (24980, 844397)]