21190722

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5669}}^1$

素因数の和:5770

約数の個数: 32

約数和(自身を含む): 48988800

約数和(自身を除く): 27798078

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 5669, 11338, 17007, 34014, 39683, 79366, 119049, 238098, 504541, 1009082, 1513623, 3027246, 3531787, 7063574, 10595361, 21190722]

約数ペア:

[(1, 21190722), (2, 10595361), (3, 7063574), (6, 3531787), (7, 3027246), (14, 1513623), (21, 1009082), (42, 504541), (89, 238098), (178, 119049), (267, 79366), (534, 39683), (623, 34014), (1246, 17007), (1869, 11338), (3738, 5669)]