21150150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{20143}}^1$

素因数の和:20165

約数の個数: 48

約数和(自身を含む): 59948544

約数和(自身を除く): 38798394

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 20143, 40286, 60429, 100715, 120858, 141001, 201430, 282002, 302145, 423003, 503575, 604290, 705005, 846006, 1007150, 1410010, 1510725, 2115015, 3021450, 3525025, 4230030, 7050050, 10575075, 21150150]

約数ペア:

[(1, 21150150), (2, 10575075), (3, 7050050), (5, 4230030), (6, 3525025), (7, 3021450), (10, 2115015), (14, 1510725), (15, 1410010), (21, 1007150), (25, 846006), (30, 705005), (35, 604290), (42, 503575), (50, 423003), (70, 302145), (75, 282002), (105, 201430), (150, 141001), (175, 120858), (210, 100715), (350, 60429), (525, 40286), (1050, 20143)]