21485358

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{17299}}^1$

素因数の和:17333

約数の個数: 32

約数和(自身を含む): 49824000

約数和(自身を除く): 28338642

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 17299, 34598, 51897, 103794, 155691, 311382, 397877, 467073, 795754, 934146, 1193631, 2387262, 3580893, 7161786, 10742679, 21485358]

約数ペア:

[(1, 21485358), (2, 10742679), (3, 7161786), (6, 3580893), (9, 2387262), (18, 1193631), (23, 934146), (27, 795754), (46, 467073), (54, 397877), (69, 311382), (138, 155691), (207, 103794), (414, 51897), (621, 34598), (1242, 17299)]