21464310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2377}}^1$

素因数の和:2437

約数の個数: 64

約数和(自身を含む): 60268032

約数和(自身を除く): 38803722

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 2377, 3010, 4515, 4754, 7131, 9030, 11885, 14262, 16639, 23770, 33278, 35655, 49917, 71310, 83195, 99834, 102211, 166390, 204422, 249585, 306633, 499170, 511055, 613266, 715477, 1022110, 1430954, 1533165, 2146431, 3066330, 3577385, 4292862, 7154770, 10732155, 21464310]

約数ペア:

[(1, 21464310), (2, 10732155), (3, 7154770), (5, 4292862), (6, 3577385), (7, 3066330), (10, 2146431), (14, 1533165), (15, 1430954), (21, 1022110), (30, 715477), (35, 613266), (42, 511055), (43, 499170), (70, 306633), (86, 249585), (105, 204422), (129, 166390), (210, 102211), (215, 99834), (258, 83195), (301, 71310), (430, 49917), (602, 35655), (645, 33278), (903, 23770), (1290, 16639), (1505, 14262), (1806, 11885), (2377, 9030), (3010, 7131), (4515, 4754)]