21661140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19001}}^1$

素因数の和:19032

約数の個数: 48

約数和(自身を含む): 63846720

約数和(自身を除く): 42185580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 19001, 38002, 57003, 76004, 95005, 114006, 190010, 228012, 285015, 361019, 380020, 570030, 722038, 1083057, 1140060, 1444076, 1805095, 2166114, 3610190, 4332228, 5415285, 7220380, 10830570, 21661140]

約数ペア:

[(1, 21661140), (2, 10830570), (3, 7220380), (4, 5415285), (5, 4332228), (6, 3610190), (10, 2166114), (12, 1805095), (15, 1444076), (19, 1140060), (20, 1083057), (30, 722038), (38, 570030), (57, 380020), (60, 361019), (76, 285015), (95, 228012), (114, 190010), (190, 114006), (228, 95005), (285, 76004), (380, 57003), (570, 38002), (1140, 19001)]