21986291220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4117283}}^1$

素因数の和:4117384

約数の個数: 48

約数和(自身を含む): 62253334080

約数和(自身を除く): 40267042860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 4117283, 8234566, 12351849, 16469132, 20586415, 24703698, 41172830, 49407396, 61759245, 82345660, 123518490, 247036980, 366438187, 732876374, 1099314561, 1465752748, 1832190935, 2198629122, 3664381870, 4397258244, 5496572805, 7328763740, 10993145610, 21986291220]

約数ペア:

[(1, 21986291220), (2, 10993145610), (3, 7328763740), (4, 5496572805), (5, 4397258244), (6, 3664381870), (10, 2198629122), (12, 1832190935), (15, 1465752748), (20, 1099314561), (30, 732876374), (60, 366438187), (89, 247036980), (178, 123518490), (267, 82345660), (356, 61759245), (445, 49407396), (534, 41172830), (890, 24703698), (1068, 20586415), (1335, 16469132), (1780, 12351849), (2670, 8234566), (5340, 4117283)]