21622470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42397}}^1$

素因数の和:42424

約数の個数: 32

約数和(自身を含む): 54947808

約数和(自身を除く): 33325338

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 42397, 84794, 127191, 211985, 254382, 423970, 635955, 720749, 1271910, 1441498, 2162247, 3603745, 4324494, 7207490, 10811235, 21622470]

約数ペア:

[(1, 21622470), (2, 10811235), (3, 7207490), (5, 4324494), (6, 3603745), (10, 2162247), (15, 1441498), (17, 1271910), (30, 720749), (34, 635955), (51, 423970), (85, 254382), (102, 211985), (170, 127191), (255, 84794), (510, 42397)]