21626560

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3557}}^1$

素因数の和:3593

約数の個数: 56

約数和(自身を含む): 54223920

約数和(自身を除く): 32597360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 3557, 6080, 7114, 14228, 17785, 28456, 35570, 56912, 67583, 71140, 113824, 135166, 142280, 227648, 270332, 284560, 337915, 540664, 569120, 675830, 1081328, 1138240, 1351660, 2162656, 2703320, 4325312, 5406640, 10813280, 21626560]

約数ペア:

[(1, 21626560), (2, 10813280), (4, 5406640), (5, 4325312), (8, 2703320), (10, 2162656), (16, 1351660), (19, 1138240), (20, 1081328), (32, 675830), (38, 569120), (40, 540664), (64, 337915), (76, 284560), (80, 270332), (95, 227648), (152, 142280), (160, 135166), (190, 113824), (304, 71140), (320, 67583), (380, 56912), (608, 35570), (760, 28456), (1216, 17785), (1520, 14228), (3040, 7114), (3557, 6080)]