21148251330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{13300787}}^1$

素因数の和:13300850

約数の個数: 32

約数和(自身を含む): 51713463744

約数和(自身を除く): 30565212414

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 13300787, 26601574, 39902361, 66503935, 79804722, 133007870, 199511805, 399023610, 704941711, 1409883422, 2114825133, 3524708555, 4229650266, 7049417110, 10574125665, 21148251330]

約数ペア:

[(1, 21148251330), (2, 10574125665), (3, 7049417110), (5, 4229650266), (6, 3524708555), (10, 2114825133), (15, 1409883422), (30, 704941711), (53, 399023610), (106, 199511805), (159, 133007870), (265, 79804722), (318, 66503935), (530, 39902361), (795, 26601574), (1590, 13300787)]