21825650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5669}}^1$

素因数の和:5699

約数の個数: 48

約数和(自身を含む): 50621760

約数和(自身を除く): 28796110

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 5669, 11338, 28345, 39683, 56690, 62359, 79366, 124718, 141725, 198415, 283450, 311795, 396830, 436513, 623590, 873026, 992075, 1558975, 1984150, 2182565, 3117950, 4365130, 10912825, 21825650]

約数ペア:

[(1, 21825650), (2, 10912825), (5, 4365130), (7, 3117950), (10, 2182565), (11, 1984150), (14, 1558975), (22, 992075), (25, 873026), (35, 623590), (50, 436513), (55, 396830), (70, 311795), (77, 283450), (110, 198415), (154, 141725), (175, 124718), (275, 79366), (350, 62359), (385, 56690), (550, 39683), (770, 28345), (1925, 11338), (3850, 5669)]