21289650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{141931}}^1$

素因数の和:141946

約数の個数: 24

約数和(自身を含む): 52798704

約数和(自身を除く): 31509054

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 141931, 283862, 425793, 709655, 851586, 1419310, 2128965, 3548275, 4257930, 7096550, 10644825, 21289650]

約数ペア:

[(1, 21289650), (2, 10644825), (3, 7096550), (5, 4257930), (6, 3548275), (10, 2128965), (15, 1419310), (25, 851586), (30, 709655), (50, 425793), (75, 283862), (150, 141931)]