21627990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5113}}^1$

素因数の和:5173

約数の個数: 48

約数和(自身を含む): 57440448

約数和(自身を除く): 35812458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 235, 282, 423, 470, 705, 846, 1410, 2115, 4230, 5113, 10226, 15339, 25565, 30678, 46017, 51130, 76695, 92034, 153390, 230085, 240311, 460170, 480622, 720933, 1201555, 1441866, 2162799, 2403110, 3604665, 4325598, 7209330, 10813995, 21627990]

約数ペア:

[(1, 21627990), (2, 10813995), (3, 7209330), (5, 4325598), (6, 3604665), (9, 2403110), (10, 2162799), (15, 1441866), (18, 1201555), (30, 720933), (45, 480622), (47, 460170), (90, 240311), (94, 230085), (141, 153390), (235, 92034), (282, 76695), (423, 51130), (470, 46017), (705, 30678), (846, 25565), (1410, 15339), (2115, 10226), (4230, 5113)]