21106512

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20939}}^1$

素因数の和:20960

約数の個数: 60

約数和(自身を含む): 67510560

約数和(自身を除く): 46404048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20939, 41878, 62817, 83756, 125634, 146573, 167512, 188451, 251268, 293146, 335024, 376902, 439719, 502536, 586292, 753804, 879438, 1005072, 1172584, 1319157, 1507608, 1758876, 2345168, 2638314, 3015216, 3517752, 5276628, 7035504, 10553256, 21106512]

約数ペア:

[(1, 21106512), (2, 10553256), (3, 7035504), (4, 5276628), (6, 3517752), (7, 3015216), (8, 2638314), (9, 2345168), (12, 1758876), (14, 1507608), (16, 1319157), (18, 1172584), (21, 1005072), (24, 879438), (28, 753804), (36, 586292), (42, 502536), (48, 439719), (56, 376902), (63, 335024), (72, 293146), (84, 251268), (112, 188451), (126, 167512), (144, 146573), (168, 125634), (252, 83756), (336, 62817), (504, 41878), (1008, 20939)]