21724110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{859}}^1$

素因数の和:1153

約数の個数: 48

約数和(自身を含む): 56749680

約数和(自身を除く): 35025570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 281, 562, 843, 859, 1405, 1686, 1718, 2529, 2577, 2810, 4215, 4295, 5058, 5154, 7731, 8430, 8590, 12645, 12885, 15462, 25290, 25770, 38655, 77310, 241379, 482758, 724137, 1206895, 1448274, 2172411, 2413790, 3620685, 4344822, 7241370, 10862055, 21724110]

約数ペア:

[(1, 21724110), (2, 10862055), (3, 7241370), (5, 4344822), (6, 3620685), (9, 2413790), (10, 2172411), (15, 1448274), (18, 1206895), (30, 724137), (45, 482758), (90, 241379), (281, 77310), (562, 38655), (843, 25770), (859, 25290), (1405, 15462), (1686, 12885), (1718, 12645), (2529, 8590), (2577, 8430), (2810, 7731), (4215, 5154), (4295, 5058)]