21969570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{449}}^1$

素因数の和:699

約数の個数: 64

約数和(自身を含む): 60652800

約数和(自身を除く): 38683230

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 233, 449, 466, 699, 898, 1165, 1347, 1398, 1631, 2245, 2330, 2694, 3143, 3262, 3495, 4490, 4893, 6286, 6735, 6990, 8155, 9429, 9786, 13470, 15715, 16310, 18858, 24465, 31430, 47145, 48930, 94290, 104617, 209234, 313851, 523085, 627702, 732319, 1046170, 1464638, 1569255, 2196957, 3138510, 3661595, 4393914, 7323190, 10984785, 21969570]

約数ペア:

[(1, 21969570), (2, 10984785), (3, 7323190), (5, 4393914), (6, 3661595), (7, 3138510), (10, 2196957), (14, 1569255), (15, 1464638), (21, 1046170), (30, 732319), (35, 627702), (42, 523085), (70, 313851), (105, 209234), (210, 104617), (233, 94290), (449, 48930), (466, 47145), (699, 31430), (898, 24465), (1165, 18858), (1347, 16310), (1398, 15715), (1631, 13470), (2245, 9786), (2330, 9429), (2694, 8155), (3143, 6990), (3262, 6735), (3495, 6286), (4490, 4893)]