21046565988

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{359}}^1\times {\mathrm{25849}}^1$

素因数の和:26231

約数の個数: 120

約数和(自身を含む): 63057456000

約数和(自身を除く): 42010890012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 359, 378, 567, 718, 756, 1077, 1134, 1436, 2154, 2268, 2513, 3231, 4308, 5026, 6462, 7539, 9693, 10052, 12924, 15078, 19386, 22617, 25849, 29079, 30156, 38772, 45234, 51698, 58158, 67851, 77547, 90468, 103396, 116316, 135702, 155094, 180943, 203553, 232641, 271404, 310188, 361886, 407106, 465282, 542829, 697923, 723772, 814212, 930564, 1085658, 1395846, 1628487, 2093769, 2171316, 2791692, 3256974, 4187538, 4885461, 6513948, 8375076, 9279791, 9770922, 14656383, 18559582, 19541844, 27839373, 29312766, 37119164, 55678746, 58625532, 64958537, 83518119, 111357492, 129917074, 167036238, 194875611, 250554357, 259834148, 334072476, 389751222, 501108714, 584626833, 751663071, 779502444, 1002217428, 1169253666, 1503326142, 1753880499, 2338507332, 3006652284, 3507760998, 5261641497, 7015521996, 10523282994, 21046565988]

約数ペア:

[(1, 21046565988), (2, 10523282994), (3, 7015521996), (4, 5261641497), (6, 3507760998), (7, 3006652284), (9, 2338507332), (12, 1753880499), (14, 1503326142), (18, 1169253666), (21, 1002217428), (27, 779502444), (28, 751663071), (36, 584626833), (42, 501108714), (54, 389751222), (63, 334072476), (81, 259834148), (84, 250554357), (108, 194875611), (126, 167036238), (162, 129917074), (189, 111357492), (252, 83518119), (324, 64958537), (359, 58625532), (378, 55678746), (567, 37119164), (718, 29312766), (756, 27839373), (1077, 19541844), (1134, 18559582), (1436, 14656383), (2154, 9770922), (2268, 9279791), (2513, 8375076), (3231, 6513948), (4308, 4885461), (5026, 4187538), (6462, 3256974), (7539, 2791692), (9693, 2171316), (10052, 2093769), (12924, 1628487), (15078, 1395846), (19386, 1085658), (22617, 930564), (25849, 814212), (29079, 723772), (30156, 697923), (38772, 542829), (45234, 465282), (51698, 407106), (58158, 361886), (67851, 310188), (77547, 271404), (90468, 232641), (103396, 203553), (116316, 180943), (135702, 155094)]