21729702990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{455263}}^1$

素因数の和:455353

約数の個数: 64

約数和(自身を含む): 54806501376

約数和(自身を除く): 33076798386

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 43, 74, 86, 111, 129, 185, 215, 222, 258, 370, 430, 555, 645, 1110, 1290, 1591, 3182, 4773, 7955, 9546, 15910, 23865, 47730, 455263, 910526, 1365789, 2276315, 2731578, 4552630, 6828945, 13657890, 16844731, 19576309, 33689462, 39152618, 50534193, 58728927, 84223655, 97881545, 101068386, 117457854, 168447310, 195763090, 252670965, 293644635, 505341930, 587289270, 724323433, 1448646866, 2172970299, 3621617165, 4345940598, 7243234330, 10864851495, 21729702990]

約数ペア:

[(1, 21729702990), (2, 10864851495), (3, 7243234330), (5, 4345940598), (6, 3621617165), (10, 2172970299), (15, 1448646866), (30, 724323433), (37, 587289270), (43, 505341930), (74, 293644635), (86, 252670965), (111, 195763090), (129, 168447310), (185, 117457854), (215, 101068386), (222, 97881545), (258, 84223655), (370, 58728927), (430, 50534193), (555, 39152618), (645, 33689462), (1110, 19576309), (1290, 16844731), (1591, 13657890), (3182, 6828945), (4773, 4552630), (7955, 2731578), (9546, 2276315), (15910, 1365789), (23865, 910526), (47730, 455263)]