21224750

素因数分解:

$2^1\times 5^3\times {\mathrm{73}}^1\times {\mathrm{1163}}^1$

素因数の和:1253

約数の個数: 32

約数和(自身を含む): 40311648

約数和(自身を除く): 19086898

約数列:

[1, 2, 5, 10, 25, 50, 73, 125, 146, 250, 365, 730, 1163, 1825, 2326, 3650, 5815, 9125, 11630, 18250, 29075, 58150, 84899, 145375, 169798, 290750, 424495, 848990, 2122475, 4244950, 10612375, 21224750]

約数ペア:

[(1, 21224750), (2, 10612375), (5, 4244950), (10, 2122475), (25, 848990), (50, 424495), (73, 290750), (125, 169798), (146, 145375), (250, 84899), (365, 58150), (730, 29075), (1163, 18250), (1825, 11630), (2326, 9125), (3650, 5815)]