21888828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{46771}}^1$

素因数の和:46794

約数の個数: 36

約数和(自身を含む): 59587528

約数和(自身を除く): 37698700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 46771, 93542, 140313, 187084, 280626, 420939, 561252, 608023, 841878, 1216046, 1683756, 1824069, 2432092, 3648138, 5472207, 7296276, 10944414, 21888828]

約数ペア:

[(1, 21888828), (2, 10944414), (3, 7296276), (4, 5472207), (6, 3648138), (9, 2432092), (12, 1824069), (13, 1683756), (18, 1216046), (26, 841878), (36, 608023), (39, 561252), (52, 420939), (78, 280626), (117, 187084), (156, 140313), (234, 93542), (468, 46771)]