21453302

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 36664320

約数和(自身を除く): 15211018

約数列:

[1, 2, 13, 26, 31, 43, 62, 86, 403, 559, 619, 806, 1118, 1238, 1333, 2666, 8047, 16094, 17329, 19189, 26617, 34658, 38378, 53234, 249457, 346021, 498914, 692042, 825127, 1650254, 10726651, 21453302]

約数ペア:

[(1, 21453302), (2, 10726651), (13, 1650254), (26, 825127), (31, 692042), (43, 498914), (62, 346021), (86, 249457), (403, 53234), (559, 38378), (619, 34658), (806, 26617), (1118, 19189), (1238, 17329), (1333, 16094), (2666, 8047)]