21415344

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{6659}}^1$

素因数の和:6737

約数の個数: 40

約数和(自身を含む): 56157120

約数和(自身を除く): 34741776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 6659, 13318, 19977, 26636, 39954, 53272, 79908, 106544, 159816, 319632, 446153, 892306, 1338459, 1784612, 2676918, 3569224, 5353836, 7138448, 10707672, 21415344]

約数ペア:

[(1, 21415344), (2, 10707672), (3, 7138448), (4, 5353836), (6, 3569224), (8, 2676918), (12, 1784612), (16, 1338459), (24, 892306), (48, 446153), (67, 319632), (134, 159816), (201, 106544), (268, 79908), (402, 53272), (536, 39954), (804, 26636), (1072, 19977), (1608, 13318), (3216, 6659)]