21829950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:506

約数の個数: 72

約数和(自身を含む): 59241000

約数和(自身を除く): 37411050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 139, 150, 225, 278, 349, 417, 450, 695, 698, 834, 1047, 1251, 1390, 1745, 2085, 2094, 2502, 3141, 3475, 3490, 4170, 5235, 6255, 6282, 6950, 8725, 10425, 10470, 12510, 15705, 17450, 20850, 26175, 31275, 31410, 48511, 52350, 62550, 78525, 97022, 145533, 157050, 242555, 291066, 436599, 485110, 727665, 873198, 1212775, 1455330, 2182995, 2425550, 3638325, 4365990, 7276650, 10914975, 21829950]

約数ペア:

[(1, 21829950), (2, 10914975), (3, 7276650), (5, 4365990), (6, 3638325), (9, 2425550), (10, 2182995), (15, 1455330), (18, 1212775), (25, 873198), (30, 727665), (45, 485110), (50, 436599), (75, 291066), (90, 242555), (139, 157050), (150, 145533), (225, 97022), (278, 78525), (349, 62550), (417, 52350), (450, 48511), (695, 31410), (698, 31275), (834, 26175), (1047, 20850), (1251, 17450), (1390, 15705), (1745, 12510), (2085, 10470), (2094, 10425), (2502, 8725), (3141, 6950), (3475, 6282), (3490, 6255), (4170, 5235)]