21819250985

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{829}}^1\times {\mathrm{25931}}^1$

素因数の和:26801

約数の個数: 32

約数和(自身を含む): 30993926400

約数和(自身を除く): 9174675415

約数列:

[1, 5, 7, 29, 35, 145, 203, 829, 1015, 4145, 5803, 24041, 25931, 29015, 120205, 129655, 168287, 181517, 751999, 841435, 907585, 3759995, 5263993, 21496799, 26319965, 107483995, 150477593, 623407171, 752387965, 3117035855, 4363850197, 21819250985]

約数ペア:

[(1, 21819250985), (5, 4363850197), (7, 3117035855), (29, 752387965), (35, 623407171), (145, 150477593), (203, 107483995), (829, 26319965), (1015, 21496799), (4145, 5263993), (5803, 3759995), (24041, 907585), (25931, 841435), (29015, 751999), (120205, 181517), (129655, 168287)]