21173280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44111}}^1$

素因数の和:44129

約数の個数: 48

約数和(自身を含む): 66697344

約数和(自身を除く): 45524064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44111, 88222, 132333, 176444, 220555, 264666, 352888, 441110, 529332, 661665, 705776, 882220, 1058664, 1323330, 1411552, 1764440, 2117328, 2646660, 3528880, 4234656, 5293320, 7057760, 10586640, 21173280]

約数ペア:

[(1, 21173280), (2, 10586640), (3, 7057760), (4, 5293320), (5, 4234656), (6, 3528880), (8, 2646660), (10, 2117328), (12, 1764440), (15, 1411552), (16, 1323330), (20, 1058664), (24, 882220), (30, 705776), (32, 661665), (40, 529332), (48, 441110), (60, 352888), (80, 264666), (96, 220555), (120, 176444), (160, 132333), (240, 88222), (480, 44111)]