21363960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5743}}^1$

素因数の和:5788

約数の個数: 64

約数和(自身を含む): 66170880

約数和(自身を除く): 44806920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 5743, 11486, 17229, 22972, 28715, 34458, 45944, 57430, 68916, 86145, 114860, 137832, 172290, 178033, 229720, 344580, 356066, 534099, 689160, 712132, 890165, 1068198, 1424264, 1780330, 2136396, 2670495, 3560660, 4272792, 5340990, 7121320, 10681980, 21363960]

約数ペア:

[(1, 21363960), (2, 10681980), (3, 7121320), (4, 5340990), (5, 4272792), (6, 3560660), (8, 2670495), (10, 2136396), (12, 1780330), (15, 1424264), (20, 1068198), (24, 890165), (30, 712132), (31, 689160), (40, 534099), (60, 356066), (62, 344580), (93, 229720), (120, 178033), (124, 172290), (155, 137832), (186, 114860), (248, 86145), (310, 68916), (372, 57430), (465, 45944), (620, 34458), (744, 28715), (930, 22972), (1240, 17229), (1860, 11486), (3720, 5743)]