21443392

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19709}}^1$

素因数の和:19738

約数の個数: 28

約数和(自身を含む): 45057060

約数和(自身を除く): 23613668

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19709, 39418, 78836, 157672, 315344, 335053, 630688, 670106, 1261376, 1340212, 2680424, 5360848, 10721696, 21443392]

約数ペア:

[(1, 21443392), (2, 10721696), (4, 5360848), (8, 2680424), (16, 1340212), (17, 1261376), (32, 670106), (34, 630688), (64, 335053), (68, 315344), (136, 157672), (272, 78836), (544, 39418), (1088, 19709)]