21478986592

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1077397}}^1$

素因数の和:1077503

約数の個数: 48

約数和(自身を含む): 48870773280

約数和(自身を除く): 27391786688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 712, 1246, 1424, 2492, 2848, 4984, 9968, 19936, 1077397, 2154794, 4309588, 7541779, 8619176, 15083558, 17238352, 30167116, 34476704, 60334232, 95888333, 120668464, 191776666, 241336928, 383553332, 671218331, 767106664, 1342436662, 1534213328, 2684873324, 3068426656, 5369746648, 10739493296, 21478986592]

約数ペア:

[(1, 21478986592), (2, 10739493296), (4, 5369746648), (7, 3068426656), (8, 2684873324), (14, 1534213328), (16, 1342436662), (28, 767106664), (32, 671218331), (56, 383553332), (89, 241336928), (112, 191776666), (178, 120668464), (224, 95888333), (356, 60334232), (623, 34476704), (712, 30167116), (1246, 17238352), (1424, 15083558), (2492, 8619176), (2848, 7541779), (4984, 4309588), (9968, 2154794), (19936, 1077397)]