21318462

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1607}}^1$

素因数の和:1693

約数の個数: 48

約数和(自身を含む): 51172992

約数和(自身を除く): 29854530

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 67, 99, 134, 198, 201, 402, 603, 737, 1206, 1474, 1607, 2211, 3214, 4422, 4821, 6633, 9642, 13266, 14463, 17677, 28926, 35354, 53031, 106062, 107669, 159093, 215338, 318186, 323007, 646014, 969021, 1184359, 1938042, 2368718, 3553077, 7106154, 10659231, 21318462]

約数ペア:

[(1, 21318462), (2, 10659231), (3, 7106154), (6, 3553077), (9, 2368718), (11, 1938042), (18, 1184359), (22, 969021), (33, 646014), (66, 323007), (67, 318186), (99, 215338), (134, 159093), (198, 107669), (201, 106062), (402, 53031), (603, 35354), (737, 28926), (1206, 17677), (1474, 14463), (1607, 13266), (2211, 9642), (3214, 6633), (4422, 4821)]