421551984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1254619}}^1$

素因数の和:1254637

約数の個数: 40

約数和(自身を含む): 1244583040

約数和(自身を除く): 823031056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1254619, 2509238, 3763857, 5018476, 7527714, 8782333, 10036952, 15055428, 17564666, 20073904, 26346999, 30110856, 35129332, 52693998, 60221712, 70258664, 105387996, 140517328, 210775992, 421551984]

約数ペア:

[(1, 421551984), (2, 210775992), (3, 140517328), (4, 105387996), (6, 70258664), (7, 60221712), (8, 52693998), (12, 35129332), (14, 30110856), (16, 26346999), (21, 20073904), (24, 17564666), (28, 15055428), (42, 10036952), (48, 8782333), (56, 7527714), (84, 5018476), (112, 3763857), (168, 2509238), (336, 1254619)]