21100176

素因数分解:

$2^4\times 3^9\times {\mathrm{67}}^1$

素因数の和:102

約数の個数: 100

約数和(自身を含む): 62236592

約数和(自身を除く): 41136416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 67, 72, 81, 108, 134, 144, 162, 201, 216, 243, 268, 324, 402, 432, 486, 536, 603, 648, 729, 804, 972, 1072, 1206, 1296, 1458, 1608, 1809, 1944, 2187, 2412, 2916, 3216, 3618, 3888, 4374, 4824, 5427, 5832, 6561, 7236, 8748, 9648, 10854, 11664, 13122, 14472, 16281, 17496, 19683, 21708, 26244, 28944, 32562, 34992, 39366, 43416, 48843, 52488, 65124, 78732, 86832, 97686, 104976, 130248, 146529, 157464, 195372, 260496, 293058, 314928, 390744, 439587, 586116, 781488, 879174, 1172232, 1318761, 1758348, 2344464, 2637522, 3516696, 5275044, 7033392, 10550088, 21100176]

約数ペア:

[(1, 21100176), (2, 10550088), (3, 7033392), (4, 5275044), (6, 3516696), (8, 2637522), (9, 2344464), (12, 1758348), (16, 1318761), (18, 1172232), (24, 879174), (27, 781488), (36, 586116), (48, 439587), (54, 390744), (67, 314928), (72, 293058), (81, 260496), (108, 195372), (134, 157464), (144, 146529), (162, 130248), (201, 104976), (216, 97686), (243, 86832), (268, 78732), (324, 65124), (402, 52488), (432, 48843), (486, 43416), (536, 39366), (603, 34992), (648, 32562), (729, 28944), (804, 26244), (972, 21708), (1072, 19683), (1206, 17496), (1296, 16281), (1458, 14472), (1608, 13122), (1809, 11664), (1944, 10854), (2187, 9648), (2412, 8748), (2916, 7236), (3216, 6561), (3618, 5832), (3888, 5427), (4374, 4824)]