21029212

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{653}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 37686096

約数和(自身を除く): 16656884

約数列:

[1, 2, 4, 83, 97, 166, 194, 332, 388, 653, 1306, 2612, 8051, 16102, 32204, 54199, 63341, 108398, 126682, 216796, 253364, 5257303, 10514606, 21029212]

約数ペア:

[(1, 21029212), (2, 10514606), (4, 5257303), (83, 253364), (97, 216796), (166, 126682), (194, 108398), (332, 63341), (388, 54199), (653, 32204), (1306, 16102), (2612, 8051)]