21112470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13799}}^1$

素因数の和:13829

約数の個数: 48

約数和(自身を含む): 58125600

約数和(自身を除く): 37013130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 13799, 27598, 41397, 68995, 82794, 124191, 137990, 206985, 234583, 248382, 413970, 469166, 620955, 703749, 1172915, 1241910, 1407498, 2111247, 2345830, 3518745, 4222494, 7037490, 10556235, 21112470]

約数ペア:

[(1, 21112470), (2, 10556235), (3, 7037490), (5, 4222494), (6, 3518745), (9, 2345830), (10, 2111247), (15, 1407498), (17, 1241910), (18, 1172915), (30, 703749), (34, 620955), (45, 469166), (51, 413970), (85, 248382), (90, 234583), (102, 206985), (153, 137990), (170, 124191), (255, 82794), (306, 68995), (510, 41397), (765, 27598), (1530, 13799)]