21939498

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{6449}}^1$

素因数の和:6473

約数の個数: 48

約数和(自身を含む): 56347200

約数和(自身を除く): 34407702

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 1134, 1701, 3402, 6449, 12898, 19347, 38694, 45143, 58041, 90286, 116082, 135429, 174123, 270858, 348246, 406287, 522369, 812574, 1044738, 1218861, 1567107, 2437722, 3134214, 3656583, 7313166, 10969749, 21939498]

約数ペア:

[(1, 21939498), (2, 10969749), (3, 7313166), (6, 3656583), (7, 3134214), (9, 2437722), (14, 1567107), (18, 1218861), (21, 1044738), (27, 812574), (42, 522369), (54, 406287), (63, 348246), (81, 270858), (126, 174123), (162, 135429), (189, 116082), (243, 90286), (378, 58041), (486, 45143), (567, 38694), (1134, 19347), (1701, 12898), (3402, 6449)]