21225624

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{18049}}^1$

素因数の和:18072

約数の個数: 48

約数和(自身を含む): 61731000

約数和(自身を除く): 40505376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 18049, 36098, 54147, 72196, 108294, 126343, 144392, 216588, 252686, 379029, 433176, 505372, 758058, 884401, 1010744, 1516116, 1768802, 2653203, 3032232, 3537604, 5306406, 7075208, 10612812, 21225624]

約数ペア:

[(1, 21225624), (2, 10612812), (3, 7075208), (4, 5306406), (6, 3537604), (7, 3032232), (8, 2653203), (12, 1768802), (14, 1516116), (21, 1010744), (24, 884401), (28, 758058), (42, 505372), (49, 433176), (56, 379029), (84, 252686), (98, 216588), (147, 144392), (168, 126343), (196, 108294), (294, 72196), (392, 54147), (588, 36098), (1176, 18049)]