21224790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2087}}^1$

素因数の和:2213

約数の個数: 48

約数和(自身を含む): 55699488

約数和(自身を除く): 34474698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 113, 226, 339, 565, 678, 1017, 1130, 1695, 2034, 2087, 3390, 4174, 5085, 6261, 10170, 10435, 12522, 18783, 20870, 31305, 37566, 62610, 93915, 187830, 235831, 471662, 707493, 1179155, 1414986, 2122479, 2358310, 3537465, 4244958, 7074930, 10612395, 21224790]

約数ペア:

[(1, 21224790), (2, 10612395), (3, 7074930), (5, 4244958), (6, 3537465), (9, 2358310), (10, 2122479), (15, 1414986), (18, 1179155), (30, 707493), (45, 471662), (90, 235831), (113, 187830), (226, 93915), (339, 62610), (565, 37566), (678, 31305), (1017, 20870), (1130, 18783), (1695, 12522), (2034, 10435), (2087, 10170), (3390, 6261), (4174, 5085)]