21787497330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{69691}}^1$

素因数の和:70331

約数の個数: 64

約数和(自身を含む): 55456990848

約数和(自身を除く): 33669493518

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 613, 1226, 1839, 3065, 3678, 6130, 9195, 10421, 18390, 20842, 31263, 52105, 62526, 69691, 104210, 139382, 156315, 209073, 312630, 348455, 418146, 696910, 1045365, 1184747, 2090730, 2369494, 3554241, 5923735, 7108482, 11847470, 17771205, 35542410, 42720583, 85441166, 128161749, 213602915, 256323498, 427205830, 640808745, 726249911, 1281617490, 1452499822, 2178749733, 3631249555, 4357499466, 7262499110, 10893748665, 21787497330]

約数ペア:

[(1, 21787497330), (2, 10893748665), (3, 7262499110), (5, 4357499466), (6, 3631249555), (10, 2178749733), (15, 1452499822), (17, 1281617490), (30, 726249911), (34, 640808745), (51, 427205830), (85, 256323498), (102, 213602915), (170, 128161749), (255, 85441166), (510, 42720583), (613, 35542410), (1226, 17771205), (1839, 11847470), (3065, 7108482), (3678, 5923735), (6130, 3554241), (9195, 2369494), (10421, 2090730), (18390, 1184747), (20842, 1045365), (31263, 696910), (52105, 418146), (62526, 348455), (69691, 312630), (104210, 209073), (139382, 156315)]