21176988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4273}}^1$

素因数の和:4346

約数の個数: 48

約数和(自身を含む): 57442560

約数和(自身を除く): 36265572

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 59, 84, 118, 177, 236, 354, 413, 708, 826, 1239, 1652, 2478, 4273, 4956, 8546, 12819, 17092, 25638, 29911, 51276, 59822, 89733, 119644, 179466, 252107, 358932, 504214, 756321, 1008428, 1512642, 1764749, 3025284, 3529498, 5294247, 7058996, 10588494, 21176988]

約数ペア:

[(1, 21176988), (2, 10588494), (3, 7058996), (4, 5294247), (6, 3529498), (7, 3025284), (12, 1764749), (14, 1512642), (21, 1008428), (28, 756321), (42, 504214), (59, 358932), (84, 252107), (118, 179466), (177, 119644), (236, 89733), (354, 59822), (413, 51276), (708, 29911), (826, 25638), (1239, 17092), (1652, 12819), (2478, 8546), (4273, 4956)]