21909510

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:522

約数の個数: 96

約数和(自身を含む): 66044160

約数和(自身を除く): 44134650

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 83, 90, 105, 126, 166, 210, 249, 315, 415, 419, 498, 581, 630, 747, 830, 838, 1162, 1245, 1257, 1494, 1743, 2095, 2490, 2514, 2905, 2933, 3486, 3735, 3771, 4190, 5229, 5810, 5866, 6285, 7470, 7542, 8715, 8799, 10458, 12570, 14665, 17430, 17598, 18855, 26145, 26397, 29330, 34777, 37710, 43995, 52290, 52794, 69554, 87990, 104331, 131985, 173885, 208662, 243439, 263970, 312993, 347770, 486878, 521655, 625986, 730317, 1043310, 1217195, 1460634, 1564965, 2190951, 2434390, 3129930, 3651585, 4381902, 7303170, 10954755, 21909510]

約数ペア:

[(1, 21909510), (2, 10954755), (3, 7303170), (5, 4381902), (6, 3651585), (7, 3129930), (9, 2434390), (10, 2190951), (14, 1564965), (15, 1460634), (18, 1217195), (21, 1043310), (30, 730317), (35, 625986), (42, 521655), (45, 486878), (63, 347770), (70, 312993), (83, 263970), (90, 243439), (105, 208662), (126, 173885), (166, 131985), (210, 104331), (249, 87990), (315, 69554), (415, 52794), (419, 52290), (498, 43995), (581, 37710), (630, 34777), (747, 29330), (830, 26397), (838, 26145), (1162, 18855), (1245, 17598), (1257, 17430), (1494, 14665), (1743, 12570), (2095, 10458), (2490, 8799), (2514, 8715), (2905, 7542), (2933, 7470), (3486, 6285), (3735, 5866), (3771, 5810), (4190, 5229)]