21007410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2423}}^1$

素因数の和:2467

約数の個数: 48

約数和(自身を含む): 53580096

約数和(自身を除く): 32572686

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 289, 510, 578, 867, 1445, 1734, 2423, 2890, 4335, 4846, 7269, 8670, 12115, 14538, 24230, 36345, 41191, 72690, 82382, 123573, 205955, 247146, 411910, 617865, 700247, 1235730, 1400494, 2100741, 3501235, 4201482, 7002470, 10503705, 21007410]

約数ペア:

[(1, 21007410), (2, 10503705), (3, 7002470), (5, 4201482), (6, 3501235), (10, 2100741), (15, 1400494), (17, 1235730), (30, 700247), (34, 617865), (51, 411910), (85, 247146), (102, 205955), (170, 123573), (255, 82382), (289, 72690), (510, 41191), (578, 36345), (867, 24230), (1445, 14538), (1734, 12115), (2423, 8670), (2890, 7269), (4335, 4846)]