21488238

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{70223}}^1$

素因数の和:70248

約数の個数: 24

約数和(自身を含む): 49297248

約数和(自身を除く): 27809010

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 70223, 140446, 210669, 421338, 632007, 1193791, 1264014, 2387582, 3581373, 7162746, 10744119, 21488238]

約数ペア:

[(1, 21488238), (2, 10744119), (3, 7162746), (6, 3581373), (9, 2387582), (17, 1264014), (18, 1193791), (34, 632007), (51, 421338), (102, 210669), (153, 140446), (306, 70223)]