21276179624

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{41609}}^1$

素因数の和:42042

約数の個数: 64

約数和(自身を含む): 47695046400

約数和(自身を除く): 26418866776

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 397, 644, 794, 1288, 1588, 2779, 3176, 5558, 9131, 11116, 18262, 22232, 36524, 41609, 63917, 73048, 83218, 127834, 166436, 255668, 291263, 332872, 511336, 582526, 957007, 1165052, 1914014, 2330104, 3828028, 6699049, 7656056, 13398098, 16518773, 26796196, 33037546, 53592392, 66075092, 115631411, 132150184, 231262822, 379931779, 462525644, 759863558, 925051288, 1519727116, 2659522453, 3039454232, 5319044906, 10638089812, 21276179624]

約数ペア:

[(1, 21276179624), (2, 10638089812), (4, 5319044906), (7, 3039454232), (8, 2659522453), (14, 1519727116), (23, 925051288), (28, 759863558), (46, 462525644), (56, 379931779), (92, 231262822), (161, 132150184), (184, 115631411), (322, 66075092), (397, 53592392), (644, 33037546), (794, 26796196), (1288, 16518773), (1588, 13398098), (2779, 7656056), (3176, 6699049), (5558, 3828028), (9131, 2330104), (11116, 1914014), (18262, 1165052), (22232, 957007), (36524, 582526), (41609, 511336), (63917, 332872), (73048, 291263), (83218, 255668), (127834, 166436)]