21226548

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4283}}^1$

素因数の和:4356

約数の個数: 48

約数和(自身を含む): 57576960

約数和(自身を除く): 36350412

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 59, 84, 118, 177, 236, 354, 413, 708, 826, 1239, 1652, 2478, 4283, 4956, 8566, 12849, 17132, 25698, 29981, 51396, 59962, 89943, 119924, 179886, 252697, 359772, 505394, 758091, 1010788, 1516182, 1768879, 3032364, 3537758, 5306637, 7075516, 10613274, 21226548]

約数ペア:

[(1, 21226548), (2, 10613274), (3, 7075516), (4, 5306637), (6, 3537758), (7, 3032364), (12, 1768879), (14, 1516182), (21, 1010788), (28, 758091), (42, 505394), (59, 359772), (84, 252697), (118, 179886), (177, 119924), (236, 89943), (354, 59962), (413, 51396), (708, 29981), (826, 25698), (1239, 17132), (1652, 12849), (2478, 8566), (4283, 4956)]