21000866844

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{2017}}^1\times {\mathrm{9749}}^1$

素因数の和:11862

約数の個数: 48

約数和(自身を含む): 49582260000

約数和(自身を除く): 28581393156

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 2017, 4034, 6051, 8068, 9749, 12102, 19498, 24204, 29247, 38996, 58494, 116988, 179513, 359026, 538539, 718052, 867661, 1077078, 1735322, 2154156, 2602983, 3470644, 5205966, 10411932, 19663733, 39327466, 58991199, 78654932, 117982398, 235964796, 1750072237, 3500144474, 5250216711, 7000288948, 10500433422, 21000866844]

約数ペア:

[(1, 21000866844), (2, 10500433422), (3, 7000288948), (4, 5250216711), (6, 3500144474), (12, 1750072237), (89, 235964796), (178, 117982398), (267, 78654932), (356, 58991199), (534, 39327466), (1068, 19663733), (2017, 10411932), (4034, 5205966), (6051, 3470644), (8068, 2602983), (9749, 2154156), (12102, 1735322), (19498, 1077078), (24204, 867661), (29247, 718052), (38996, 538539), (58494, 359026), (116988, 179513)]