21300930

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33811}}^1$

素因数の和:33831

約数の個数: 48

約数和(自身を含む): 63296064

約数和(自身を除く): 41995134

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 33811, 67622, 101433, 169055, 202866, 236677, 304299, 338110, 473354, 507165, 608598, 710031, 1014330, 1183385, 1420062, 1521495, 2130093, 2366770, 3042990, 3550155, 4260186, 7100310, 10650465, 21300930]

約数ペア:

[(1, 21300930), (2, 10650465), (3, 7100310), (5, 4260186), (6, 3550155), (7, 3042990), (9, 2366770), (10, 2130093), (14, 1521495), (15, 1420062), (18, 1183385), (21, 1014330), (30, 710031), (35, 608598), (42, 507165), (45, 473354), (63, 338110), (70, 304299), (90, 236677), (105, 202866), (126, 169055), (210, 101433), (315, 67622), (630, 33811)]