21400202

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{5507}}^1$

素因数の和:5605

約数の個数: 16

約数和(自身を含む): 33708960

約数和(自身を除く): 12308758

約数列:

[1, 2, 29, 58, 67, 134, 1943, 3886, 5507, 11014, 159703, 319406, 368969, 737938, 10700101, 21400202]

約数ペア:

[(1, 21400202), (2, 10700101), (29, 737938), (58, 368969), (67, 319406), (134, 159703), (1943, 11014), (3886, 5507)]