21608532

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 64576512

約数和(自身を除く): 42967980

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 43, 44, 47, 54, 66, 81, 86, 94, 99, 108, 129, 132, 141, 162, 172, 188, 198, 243, 258, 282, 297, 324, 387, 396, 423, 473, 486, 516, 517, 564, 594, 774, 846, 891, 946, 972, 1034, 1161, 1188, 1269, 1419, 1548, 1551, 1692, 1782, 1892, 2021, 2068, 2322, 2538, 2673, 2838, 3102, 3483, 3564, 3807, 4042, 4257, 4644, 4653, 5076, 5346, 5676, 6063, 6204, 6966, 7614, 8084, 8514, 9306, 10449, 10692, 11421, 12126, 12771, 13932, 13959, 15228, 17028, 18189, 18612, 20898, 22231, 22842, 24252, 25542, 27918, 36378, 38313, 41796, 41877, 44462, 45684, 51084, 54567, 55836, 66693, 72756, 76626, 83754, 88924, 109134, 114939, 125631, 133386, 153252, 163701, 167508, 200079, 218268, 229878, 251262, 266772, 327402, 400158, 459756, 491103, 502524, 600237, 654804, 800316, 982206, 1200474, 1800711, 1964412, 2400948, 3601422, 5402133, 7202844, 10804266, 21608532]

約数ペア:

[(1, 21608532), (2, 10804266), (3, 7202844), (4, 5402133), (6, 3601422), (9, 2400948), (11, 1964412), (12, 1800711), (18, 1200474), (22, 982206), (27, 800316), (33, 654804), (36, 600237), (43, 502524), (44, 491103), (47, 459756), (54, 400158), (66, 327402), (81, 266772), (86, 251262), (94, 229878), (99, 218268), (108, 200079), (129, 167508), (132, 163701), (141, 153252), (162, 133386), (172, 125631), (188, 114939), (198, 109134), (243, 88924), (258, 83754), (282, 76626), (297, 72756), (324, 66693), (387, 55836), (396, 54567), (423, 51084), (473, 45684), (486, 44462), (516, 41877), (517, 41796), (564, 38313), (594, 36378), (774, 27918), (846, 25542), (891, 24252), (946, 22842), (972, 22231), (1034, 20898), (1161, 18612), (1188, 18189), (1269, 17028), (1419, 15228), (1548, 13959), (1551, 13932), (1692, 12771), (1782, 12126), (1892, 11421), (2021, 10692), (2068, 10449), (2322, 9306), (2538, 8514), (2673, 8084), (2838, 7614), (3102, 6966), (3483, 6204), (3564, 6063), (3807, 5676), (4042, 5346), (4257, 5076), (4644, 4653)]