21642348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19819}}^1$

素因数の和:19846

約数の個数: 48

約数和(自身を含む): 62155520

約数和(自身を除く): 40513172

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 19819, 39638, 59457, 79276, 118914, 138733, 237828, 257647, 277466, 416199, 515294, 554932, 772941, 832398, 1030588, 1545882, 1664796, 1803529, 3091764, 3607058, 5410587, 7214116, 10821174, 21642348]

約数ペア:

[(1, 21642348), (2, 10821174), (3, 7214116), (4, 5410587), (6, 3607058), (7, 3091764), (12, 1803529), (13, 1664796), (14, 1545882), (21, 1030588), (26, 832398), (28, 772941), (39, 554932), (42, 515294), (52, 416199), (78, 277466), (84, 257647), (91, 237828), (156, 138733), (182, 118914), (273, 79276), (364, 59457), (546, 39638), (1092, 19819)]