21333564

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28219}}^1$

素因数の和:28239

約数の個数: 48

約数和(自身を含む): 63212800

約数和(自身を除く): 41879236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28219, 56438, 84657, 112876, 169314, 197533, 253971, 338628, 395066, 507942, 592599, 761913, 790132, 1015884, 1185198, 1523826, 1777797, 2370396, 3047652, 3555594, 5333391, 7111188, 10666782, 21333564]

約数ペア:

[(1, 21333564), (2, 10666782), (3, 7111188), (4, 5333391), (6, 3555594), (7, 3047652), (9, 2370396), (12, 1777797), (14, 1523826), (18, 1185198), (21, 1015884), (27, 790132), (28, 761913), (36, 592599), (42, 507942), (54, 395066), (63, 338628), (84, 253971), (108, 197533), (126, 169314), (189, 112876), (252, 84657), (378, 56438), (756, 28219)]