21053160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58481}}^1$

素因数の和:58498

約数の個数: 48

約数和(自身を含む): 68423940

約数和(自身を除く): 47370780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 58481, 116962, 175443, 233924, 292405, 350886, 467848, 526329, 584810, 701772, 877215, 1052658, 1169620, 1403544, 1754430, 2105316, 2339240, 2631645, 3508860, 4210632, 5263290, 7017720, 10526580, 21053160]

約数ペア:

[(1, 21053160), (2, 10526580), (3, 7017720), (4, 5263290), (5, 4210632), (6, 3508860), (8, 2631645), (9, 2339240), (10, 2105316), (12, 1754430), (15, 1403544), (18, 1169620), (20, 1052658), (24, 877215), (30, 701772), (36, 584810), (40, 526329), (45, 467848), (60, 350886), (72, 292405), (90, 233924), (120, 175443), (180, 116962), (360, 58481)]