21168816

素因数分解:

$2^4\times 3^1\times {\mathrm{313}}^1\times {\mathrm{1409}}^1$

素因数の和:1733

約数の個数: 40

約数和(自身を含む): 54899760

約数和(自身を除く): 33730944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 313, 626, 939, 1252, 1409, 1878, 2504, 2818, 3756, 4227, 5008, 5636, 7512, 8454, 11272, 15024, 16908, 22544, 33816, 67632, 441017, 882034, 1323051, 1764068, 2646102, 3528136, 5292204, 7056272, 10584408, 21168816]

約数ペア:

[(1, 21168816), (2, 10584408), (3, 7056272), (4, 5292204), (6, 3528136), (8, 2646102), (12, 1764068), (16, 1323051), (24, 882034), (48, 441017), (313, 67632), (626, 33816), (939, 22544), (1252, 16908), (1409, 15024), (1878, 11272), (2504, 8454), (2818, 7512), (3756, 5636), (4227, 5008)]