21822444

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 108

約数和(自身を含む): 65356200

約数和(自身を除く): 43533756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 89, 98, 126, 139, 147, 178, 196, 252, 267, 278, 294, 356, 417, 441, 534, 556, 588, 623, 801, 834, 882, 973, 1068, 1246, 1251, 1602, 1668, 1764, 1869, 1946, 2492, 2502, 2919, 3204, 3738, 3892, 4361, 5004, 5607, 5838, 6811, 7476, 8722, 8757, 11214, 11676, 12371, 13083, 13622, 17444, 17514, 20433, 22428, 24742, 26166, 27244, 35028, 37113, 39249, 40866, 49484, 52332, 61299, 74226, 78498, 81732, 86597, 111339, 122598, 148452, 156996, 173194, 222678, 245196, 259791, 346388, 445356, 519582, 606179, 779373, 1039164, 1212358, 1558746, 1818537, 2424716, 3117492, 3637074, 5455611, 7274148, 10911222, 21822444]

約数ペア:

[(1, 21822444), (2, 10911222), (3, 7274148), (4, 5455611), (6, 3637074), (7, 3117492), (9, 2424716), (12, 1818537), (14, 1558746), (18, 1212358), (21, 1039164), (28, 779373), (36, 606179), (42, 519582), (49, 445356), (63, 346388), (84, 259791), (89, 245196), (98, 222678), (126, 173194), (139, 156996), (147, 148452), (178, 122598), (196, 111339), (252, 86597), (267, 81732), (278, 78498), (294, 74226), (356, 61299), (417, 52332), (441, 49484), (534, 40866), (556, 39249), (588, 37113), (623, 35028), (801, 27244), (834, 26166), (882, 24742), (973, 22428), (1068, 20433), (1246, 17514), (1251, 17444), (1602, 13622), (1668, 13083), (1764, 12371), (1869, 11676), (1946, 11214), (2492, 8757), (2502, 8722), (2919, 7476), (3204, 6811), (3738, 5838), (3892, 5607), (4361, 5004)]