21446580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15541}}^1$

素因数の和:15576

約数の個数: 48

約数和(自身を含む): 62665344

約数和(自身を除く): 41218764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 15541, 31082, 46623, 62164, 77705, 93246, 155410, 186492, 233115, 310820, 357443, 466230, 714886, 932460, 1072329, 1429772, 1787215, 2144658, 3574430, 4289316, 5361645, 7148860, 10723290, 21446580]

約数ペア:

[(1, 21446580), (2, 10723290), (3, 7148860), (4, 5361645), (5, 4289316), (6, 3574430), (10, 2144658), (12, 1787215), (15, 1429772), (20, 1072329), (23, 932460), (30, 714886), (46, 466230), (60, 357443), (69, 310820), (92, 233115), (115, 186492), (138, 155410), (230, 93246), (276, 77705), (345, 62164), (460, 46623), (690, 31082), (1380, 15541)]