21134988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83869}}^1$

素因数の和:83886

約数の個数: 36

約数和(自身を含む): 61057360

約数和(自身を除く): 39922372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 83869, 167738, 251607, 335476, 503214, 587083, 754821, 1006428, 1174166, 1509642, 1761249, 2348332, 3019284, 3522498, 5283747, 7044996, 10567494, 21134988]

約数ペア:

[(1, 21134988), (2, 10567494), (3, 7044996), (4, 5283747), (6, 3522498), (7, 3019284), (9, 2348332), (12, 1761249), (14, 1509642), (18, 1174166), (21, 1006428), (28, 754821), (36, 587083), (42, 503214), (63, 335476), (84, 251607), (126, 167738), (252, 83869)]