21167962016

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{34815727}}^1$

素因数の和:34815756

約数の個数: 24

約数和(自身を含む): 43867817280

約数和(自身を除く): 22699855264

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 34815727, 69631454, 139262908, 278525816, 557051632, 661498813, 1114103264, 1322997626, 2645995252, 5291990504, 10583981008, 21167962016]

約数ペア:

[(1, 21167962016), (2, 10583981008), (4, 5291990504), (8, 2645995252), (16, 1322997626), (19, 1114103264), (32, 661498813), (38, 557051632), (76, 278525816), (152, 139262908), (304, 69631454), (608, 34815727)]