21708032

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{4463}}^1$

素因数の和:4498

約数の個数: 36

約数和(自身を含む): 45622080

約数和(自身を除く): 23914048

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4463, 4864, 8926, 17852, 35704, 71408, 84797, 142816, 169594, 285632, 339188, 571264, 678376, 1142528, 1356752, 2713504, 5427008, 10854016, 21708032]

約数ペア:

[(1, 21708032), (2, 10854016), (4, 5427008), (8, 2713504), (16, 1356752), (19, 1142528), (32, 678376), (38, 571264), (64, 339188), (76, 285632), (128, 169594), (152, 142816), (256, 84797), (304, 71408), (608, 35704), (1216, 17852), (2432, 8926), (4463, 4864)]