21060324

素因数分解:

$2^2\times 3^5\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 56504448

約数和(自身を除く): 35444124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 162, 188, 243, 282, 324, 423, 461, 486, 564, 846, 922, 972, 1269, 1383, 1692, 1844, 2538, 2766, 3807, 4149, 5076, 5532, 7614, 8298, 11421, 12447, 15228, 16596, 21667, 22842, 24894, 37341, 43334, 45684, 49788, 65001, 74682, 86668, 112023, 130002, 149364, 195003, 224046, 260004, 390006, 448092, 585009, 780012, 1170018, 1755027, 2340036, 3510054, 5265081, 7020108, 10530162, 21060324]

約数ペア:

[(1, 21060324), (2, 10530162), (3, 7020108), (4, 5265081), (6, 3510054), (9, 2340036), (12, 1755027), (18, 1170018), (27, 780012), (36, 585009), (47, 448092), (54, 390006), (81, 260004), (94, 224046), (108, 195003), (141, 149364), (162, 130002), (188, 112023), (243, 86668), (282, 74682), (324, 65001), (423, 49788), (461, 45684), (486, 43334), (564, 37341), (846, 24894), (922, 22842), (972, 21667), (1269, 16596), (1383, 15228), (1692, 12447), (1844, 11421), (2538, 8298), (2766, 7614), (3807, 5532), (4149, 5076)]