21946330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{569}}^1$

素因数の和:631

約数の個数: 64

約数和(自身を含む): 49248000

約数和(自身を除く): 27301670

約数列:

[1, 2, 5, 7, 10, 14, 19, 29, 35, 38, 58, 70, 95, 133, 145, 190, 203, 266, 290, 406, 551, 569, 665, 1015, 1102, 1138, 1330, 2030, 2755, 2845, 3857, 3983, 5510, 5690, 7714, 7966, 10811, 16501, 19285, 19915, 21622, 33002, 38570, 39830, 54055, 75677, 82505, 108110, 115507, 151354, 165010, 231014, 313519, 378385, 577535, 627038, 756770, 1155070, 1567595, 2194633, 3135190, 4389266, 10973165, 21946330]

約数ペア:

[(1, 21946330), (2, 10973165), (5, 4389266), (7, 3135190), (10, 2194633), (14, 1567595), (19, 1155070), (29, 756770), (35, 627038), (38, 577535), (58, 378385), (70, 313519), (95, 231014), (133, 165010), (145, 151354), (190, 115507), (203, 108110), (266, 82505), (290, 75677), (406, 54055), (551, 39830), (569, 38570), (665, 33002), (1015, 21622), (1102, 19915), (1138, 19285), (1330, 16501), (2030, 10811), (2755, 7966), (2845, 7714), (3857, 5690), (3983, 5510)]