21016380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4549}}^1$

素因数の和:4579

約数の個数: 96

約数和(自身を含む): 73382400

約数和(自身を除く): 52366020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4549, 4620, 9098, 13647, 18196, 22745, 27294, 31843, 45490, 50039, 54588, 63686, 68235, 90980, 95529, 100078, 127372, 136470, 150117, 159215, 191058, 200156, 250195, 272940, 300234, 318430, 350273, 382116, 477645, 500390, 600468, 636860, 700546, 750585, 955290, 1000780, 1050819, 1401092, 1501170, 1751365, 1910580, 2101638, 3002340, 3502730, 4203276, 5254095, 7005460, 10508190, 21016380]

約数ペア:

[(1, 21016380), (2, 10508190), (3, 7005460), (4, 5254095), (5, 4203276), (6, 3502730), (7, 3002340), (10, 2101638), (11, 1910580), (12, 1751365), (14, 1501170), (15, 1401092), (20, 1050819), (21, 1000780), (22, 955290), (28, 750585), (30, 700546), (33, 636860), (35, 600468), (42, 500390), (44, 477645), (55, 382116), (60, 350273), (66, 318430), (70, 300234), (77, 272940), (84, 250195), (105, 200156), (110, 191058), (132, 159215), (140, 150117), (154, 136470), (165, 127372), (210, 100078), (220, 95529), (231, 90980), (308, 68235), (330, 63686), (385, 54588), (420, 50039), (462, 45490), (660, 31843), (770, 27294), (924, 22745), (1155, 18196), (1540, 13647), (2310, 9098), (4549, 4620)]