21027816

素因数分解:

$2^3\times 3^3\times {\mathrm{67}}^1\times {\mathrm{1453}}^1$

素因数の和:1535

約数の個数: 64

約数和(自身を含む): 59323200

約数和(自身を除く): 38295384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 67, 72, 108, 134, 201, 216, 268, 402, 536, 603, 804, 1206, 1453, 1608, 1809, 2412, 2906, 3618, 4359, 4824, 5812, 7236, 8718, 11624, 13077, 14472, 17436, 26154, 34872, 39231, 52308, 78462, 97351, 104616, 156924, 194702, 292053, 313848, 389404, 584106, 778808, 876159, 1168212, 1752318, 2336424, 2628477, 3504636, 5256954, 7009272, 10513908, 21027816]

約数ペア:

[(1, 21027816), (2, 10513908), (3, 7009272), (4, 5256954), (6, 3504636), (8, 2628477), (9, 2336424), (12, 1752318), (18, 1168212), (24, 876159), (27, 778808), (36, 584106), (54, 389404), (67, 313848), (72, 292053), (108, 194702), (134, 156924), (201, 104616), (216, 97351), (268, 78462), (402, 52308), (536, 39231), (603, 34872), (804, 26154), (1206, 17436), (1453, 14472), (1608, 13077), (1809, 11624), (2412, 8718), (2906, 7236), (3618, 5812), (4359, 4824)]