21580482

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6673}}^1$

素因数の和:6703

約数の個数: 48

約数和(自身を含む): 54780192

約数和(自身を除く): 33199710

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 147, 154, 231, 294, 462, 539, 1078, 1617, 3234, 6673, 13346, 20019, 40038, 46711, 73403, 93422, 140133, 146806, 220209, 280266, 326977, 440418, 513821, 653954, 980931, 1027642, 1541463, 1961862, 3082926, 3596747, 7193494, 10790241, 21580482]

約数ペア:

[(1, 21580482), (2, 10790241), (3, 7193494), (6, 3596747), (7, 3082926), (11, 1961862), (14, 1541463), (21, 1027642), (22, 980931), (33, 653954), (42, 513821), (49, 440418), (66, 326977), (77, 280266), (98, 220209), (147, 146806), (154, 140133), (231, 93422), (294, 73403), (462, 46711), (539, 40038), (1078, 20019), (1617, 13346), (3234, 6673)]