21049203822

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{2621}}^1\times {\mathrm{16943}}^1$

素因数の和:19648

約数の個数: 32

約数和(自身を含む): 42650081280

約数和(自身を除く): 21600877458

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 2621, 5242, 7863, 15726, 16943, 33886, 50829, 101658, 207059, 414118, 621177, 1242354, 1338497, 2676994, 4015491, 8030982, 44407603, 88815206, 133222809, 266445618, 3508200637, 7016401274, 10524601911, 21049203822]

約数ペア:

[(1, 21049203822), (2, 10524601911), (3, 7016401274), (6, 3508200637), (79, 266445618), (158, 133222809), (237, 88815206), (474, 44407603), (2621, 8030982), (5242, 4015491), (7863, 2676994), (15726, 1338497), (16943, 1242354), (33886, 621177), (50829, 414118), (101658, 207059)]