21803550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1061}}^1$

素因数の和:1213

約数の個数: 48

約数和(自身を含む): 54518832

約数和(自身を除く): 32715282

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 137, 150, 274, 411, 685, 822, 1061, 1370, 2055, 2122, 3183, 3425, 4110, 5305, 6366, 6850, 10275, 10610, 15915, 20550, 26525, 31830, 53050, 79575, 145357, 159150, 290714, 436071, 726785, 872142, 1453570, 2180355, 3633925, 4360710, 7267850, 10901775, 21803550]

約数ペア:

[(1, 21803550), (2, 10901775), (3, 7267850), (5, 4360710), (6, 3633925), (10, 2180355), (15, 1453570), (25, 872142), (30, 726785), (50, 436071), (75, 290714), (137, 159150), (150, 145357), (274, 79575), (411, 53050), (685, 31830), (822, 26525), (1061, 20550), (1370, 15915), (2055, 10610), (2122, 10275), (3183, 6850), (3425, 6366), (4110, 5305)]