21827862

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{907}}^1$

素因数の和:1113

約数の個数: 48

約数和(自身を含む): 54392832

約数和(自身を除く): 32564970

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 191, 382, 573, 907, 1146, 1337, 1719, 1814, 2674, 2721, 3438, 4011, 5442, 6349, 8022, 8163, 12033, 12698, 16326, 19047, 24066, 38094, 57141, 114282, 173237, 346474, 519711, 1039422, 1212659, 1559133, 2425318, 3118266, 3637977, 7275954, 10913931, 21827862]

約数ペア:

[(1, 21827862), (2, 10913931), (3, 7275954), (6, 3637977), (7, 3118266), (9, 2425318), (14, 1559133), (18, 1212659), (21, 1039422), (42, 519711), (63, 346474), (126, 173237), (191, 114282), (382, 57141), (573, 38094), (907, 24066), (1146, 19047), (1337, 16326), (1719, 12698), (1814, 12033), (2674, 8163), (2721, 8022), (3438, 6349), (4011, 5442)]