21498290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2917}}^1$

素因数の和:3002

約数の個数: 32

約数和(自身を含む): 42859584

約数和(自身を除く): 21361294

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 2917, 3685, 5834, 7370, 14585, 29170, 32087, 64174, 160435, 195439, 320870, 390878, 977195, 1954390, 2149829, 4299658, 10749145, 21498290]

約数ペア:

[(1, 21498290), (2, 10749145), (5, 4299658), (10, 2149829), (11, 1954390), (22, 977195), (55, 390878), (67, 320870), (110, 195439), (134, 160435), (335, 64174), (670, 32087), (737, 29170), (1474, 14585), (2917, 7370), (3685, 5834)]