21691436218

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1\times {\mathrm{4547}}^1$

素因数の和:5014

約数の個数: 32

約数和(自身を含む): 33378681600

約数和(自身を除く): 11687245382

約数列:

[1, 2, 79, 109, 158, 218, 277, 554, 4547, 8611, 9094, 17222, 21883, 30193, 43766, 60386, 359213, 495623, 718426, 991246, 1259519, 2385247, 2519038, 4770494, 39154217, 78308434, 99502001, 137287571, 199004002, 274575142, 10845718109, 21691436218]

約数ペア:

[(1, 21691436218), (2, 10845718109), (79, 274575142), (109, 199004002), (158, 137287571), (218, 99502001), (277, 78308434), (554, 39154217), (4547, 4770494), (8611, 2519038), (9094, 2385247), (17222, 1259519), (21883, 991246), (30193, 718426), (43766, 495623), (60386, 359213)]