21374612

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 44913792

約数和(自身を除く): 23539180

約数列:

[1, 2, 4, 7, 14, 28, 41, 43, 82, 86, 164, 172, 287, 301, 433, 574, 602, 866, 1148, 1204, 1732, 1763, 3031, 3526, 6062, 7052, 12124, 12341, 17753, 18619, 24682, 35506, 37238, 49364, 71012, 74476, 124271, 130333, 248542, 260666, 497084, 521332, 763379, 1526758, 3053516, 5343653, 10687306, 21374612]

約数ペア:

[(1, 21374612), (2, 10687306), (4, 5343653), (7, 3053516), (14, 1526758), (28, 763379), (41, 521332), (43, 497084), (82, 260666), (86, 248542), (164, 130333), (172, 124271), (287, 74476), (301, 71012), (433, 49364), (574, 37238), (602, 35506), (866, 24682), (1148, 18619), (1204, 17753), (1732, 12341), (1763, 12124), (3031, 7052), (3526, 6062)]