21320334

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{2089}}^1$

素因数の和:2116

約数の個数: 56

約数和(自身を含む): 54824880

約数和(自身を除く): 33504546

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 729, 1134, 1458, 1701, 2089, 3402, 4178, 5103, 6267, 10206, 12534, 14623, 18801, 29246, 37602, 43869, 56403, 87738, 112806, 131607, 169209, 263214, 338418, 394821, 507627, 789642, 1015254, 1184463, 1522881, 2368926, 3045762, 3553389, 7106778, 10660167, 21320334]

約数ペア:

[(1, 21320334), (2, 10660167), (3, 7106778), (6, 3553389), (7, 3045762), (9, 2368926), (14, 1522881), (18, 1184463), (21, 1015254), (27, 789642), (42, 507627), (54, 394821), (63, 338418), (81, 263214), (126, 169209), (162, 131607), (189, 112806), (243, 87738), (378, 56403), (486, 43869), (567, 37602), (729, 29246), (1134, 18801), (1458, 14623), (1701, 12534), (2089, 10206), (3402, 6267), (4178, 5103)]