821567186

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1\times {\mathrm{829}}^1$

素因数の和:1370

約数の個数: 32

約数和(自身を含む): 1361810880

約数和(自身を除く): 540243694

約数列:

[1, 2, 11, 22, 107, 214, 421, 829, 842, 1177, 1658, 2354, 4631, 9119, 9262, 18238, 45047, 88703, 90094, 177406, 349009, 495517, 698018, 975733, 991034, 1951466, 3839099, 7678198, 37343963, 74687926, 410783593, 821567186]

約数ペア:

[(1, 821567186), (2, 410783593), (11, 74687926), (22, 37343963), (107, 7678198), (214, 3839099), (421, 1951466), (829, 991034), (842, 975733), (1177, 698018), (1658, 495517), (2354, 349009), (4631, 177406), (9119, 90094), (9262, 88703), (18238, 45047)]