21203388

素因数分解:

$2^2\times 3^2\times {\mathrm{739}}^1\times {\mathrm{797}}^1$

素因数の和:1546

約数の個数: 36

約数和(自身を含む): 53737320

約数和(自身を除く): 32533932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 739, 797, 1478, 1594, 2217, 2391, 2956, 3188, 4434, 4782, 6651, 7173, 8868, 9564, 13302, 14346, 26604, 28692, 588983, 1177966, 1766949, 2355932, 3533898, 5300847, 7067796, 10601694, 21203388]

約数ペア:

[(1, 21203388), (2, 10601694), (3, 7067796), (4, 5300847), (6, 3533898), (9, 2355932), (12, 1766949), (18, 1177966), (36, 588983), (739, 28692), (797, 26604), (1478, 14346), (1594, 13302), (2217, 9564), (2391, 8868), (2956, 7173), (3188, 6651), (4434, 4782)]