21214764

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{5309}}^1$

素因数の和:5359

約数の個数: 48

約数和(自身を含む): 56498400

約数和(自身を除く): 35283636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 666, 999, 1332, 1998, 3996, 5309, 10618, 15927, 21236, 31854, 47781, 63708, 95562, 143343, 191124, 196433, 286686, 392866, 573372, 589299, 785732, 1178598, 1767897, 2357196, 3535794, 5303691, 7071588, 10607382, 21214764]

約数ペア:

[(1, 21214764), (2, 10607382), (3, 7071588), (4, 5303691), (6, 3535794), (9, 2357196), (12, 1767897), (18, 1178598), (27, 785732), (36, 589299), (37, 573372), (54, 392866), (74, 286686), (108, 196433), (111, 191124), (148, 143343), (222, 95562), (333, 63708), (444, 47781), (666, 31854), (999, 21236), (1332, 15927), (1998, 10618), (3996, 5309)]