21292320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{6337}}^1$

素因数の和:6362

約数の個数: 96

約数和(自身を含む): 76664448

約数和(自身を除く): 55372128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 6337, 12674, 19011, 25348, 31685, 38022, 44359, 50696, 63370, 76044, 88718, 95055, 101392, 126740, 133077, 152088, 177436, 190110, 202784, 221795, 253480, 266154, 304176, 354872, 380220, 443590, 506960, 532308, 608352, 665385, 709744, 760440, 887180, 1013920, 1064616, 1330770, 1419488, 1520880, 1774360, 2129232, 2661540, 3041760, 3548720, 4258464, 5323080, 7097440, 10646160, 21292320]

約数ペア:

[(1, 21292320), (2, 10646160), (3, 7097440), (4, 5323080), (5, 4258464), (6, 3548720), (7, 3041760), (8, 2661540), (10, 2129232), (12, 1774360), (14, 1520880), (15, 1419488), (16, 1330770), (20, 1064616), (21, 1013920), (24, 887180), (28, 760440), (30, 709744), (32, 665385), (35, 608352), (40, 532308), (42, 506960), (48, 443590), (56, 380220), (60, 354872), (70, 304176), (80, 266154), (84, 253480), (96, 221795), (105, 202784), (112, 190110), (120, 177436), (140, 152088), (160, 133077), (168, 126740), (210, 101392), (224, 95055), (240, 88718), (280, 76044), (336, 63370), (420, 50696), (480, 44359), (560, 38022), (672, 31685), (840, 25348), (1120, 19011), (1680, 12674), (3360, 6337)]