21167782216

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1249}}^1\times {\mathrm{4517}}^1$

素因数の和:5846

約数の個数: 64

約数和(自身を含む): 46083600000

約数和(自身を除く): 24915817784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1249, 1876, 2498, 3752, 4517, 4996, 8743, 9034, 9992, 17486, 18068, 31619, 34972, 36136, 63238, 69944, 83683, 126476, 167366, 252952, 302639, 334732, 585781, 605278, 669464, 1171562, 1210556, 2118473, 2343124, 2421112, 4236946, 4686248, 5641733, 8473892, 11283466, 16947784, 22566932, 39492131, 45133864, 78984262, 157968524, 315937048, 377996111, 755992222, 1511984444, 2645972777, 3023968888, 5291945554, 10583891108, 21167782216]

約数ペア:

[(1, 21167782216), (2, 10583891108), (4, 5291945554), (7, 3023968888), (8, 2645972777), (14, 1511984444), (28, 755992222), (56, 377996111), (67, 315937048), (134, 157968524), (268, 78984262), (469, 45133864), (536, 39492131), (938, 22566932), (1249, 16947784), (1876, 11283466), (2498, 8473892), (3752, 5641733), (4517, 4686248), (4996, 4236946), (8743, 2421112), (9034, 2343124), (9992, 2118473), (17486, 1210556), (18068, 1171562), (31619, 669464), (34972, 605278), (36136, 585781), (63238, 334732), (69944, 302639), (83683, 252952), (126476, 167366)]