21896476

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 46823616

約数和(自身を除く): 24927140

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 157, 238, 293, 314, 476, 586, 628, 1099, 1172, 2051, 2198, 2669, 4102, 4396, 4981, 5338, 8204, 9962, 10676, 18683, 19924, 34867, 37366, 46001, 69734, 74732, 92002, 139468, 184004, 322007, 644014, 782017, 1288028, 1564034, 3128068, 5474119, 10948238, 21896476]

約数ペア:

[(1, 21896476), (2, 10948238), (4, 5474119), (7, 3128068), (14, 1564034), (17, 1288028), (28, 782017), (34, 644014), (68, 322007), (119, 184004), (157, 139468), (238, 92002), (293, 74732), (314, 69734), (476, 46001), (586, 37366), (628, 34867), (1099, 19924), (1172, 18683), (2051, 10676), (2198, 9962), (2669, 8204), (4102, 5338), (4396, 4981)]