21995064

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:411

約数の個数: 160

約数和(自身を含む): 76026720

約数和(自身を除く): 54031656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 81, 84, 91, 104, 108, 117, 126, 156, 162, 168, 182, 189, 216, 234, 252, 273, 312, 324, 351, 364, 373, 378, 468, 504, 546, 567, 648, 702, 728, 746, 756, 819, 936, 1053, 1092, 1119, 1134, 1404, 1492, 1512, 1638, 2106, 2184, 2238, 2268, 2457, 2611, 2808, 2984, 3276, 3357, 4212, 4476, 4536, 4849, 4914, 5222, 6552, 6714, 7371, 7833, 8424, 8952, 9698, 9828, 10071, 10444, 13428, 14547, 14742, 15666, 19396, 19656, 20142, 20888, 23499, 26856, 29094, 29484, 30213, 31332, 33943, 38792, 40284, 43641, 46998, 58188, 58968, 60426, 62664, 67886, 70497, 80568, 87282, 93996, 101829, 116376, 120852, 130923, 135772, 140994, 174564, 187992, 203658, 211491, 241704, 261846, 271544, 281988, 305487, 349128, 392769, 407316, 422982, 523692, 563976, 610974, 785538, 814632, 845964, 916461, 1047384, 1221948, 1571076, 1691928, 1832922, 2443896, 2749383, 3142152, 3665844, 5498766, 7331688, 10997532, 21995064]

約数ペア:

[(1, 21995064), (2, 10997532), (3, 7331688), (4, 5498766), (6, 3665844), (7, 3142152), (8, 2749383), (9, 2443896), (12, 1832922), (13, 1691928), (14, 1571076), (18, 1221948), (21, 1047384), (24, 916461), (26, 845964), (27, 814632), (28, 785538), (36, 610974), (39, 563976), (42, 523692), (52, 422982), (54, 407316), (56, 392769), (63, 349128), (72, 305487), (78, 281988), (81, 271544), (84, 261846), (91, 241704), (104, 211491), (108, 203658), (117, 187992), (126, 174564), (156, 140994), (162, 135772), (168, 130923), (182, 120852), (189, 116376), (216, 101829), (234, 93996), (252, 87282), (273, 80568), (312, 70497), (324, 67886), (351, 62664), (364, 60426), (373, 58968), (378, 58188), (468, 46998), (504, 43641), (546, 40284), (567, 38792), (648, 33943), (702, 31332), (728, 30213), (746, 29484), (756, 29094), (819, 26856), (936, 23499), (1053, 20888), (1092, 20142), (1119, 19656), (1134, 19396), (1404, 15666), (1492, 14742), (1512, 14547), (1638, 13428), (2106, 10444), (2184, 10071), (2238, 9828), (2268, 9698), (2457, 8952), (2611, 8424), (2808, 7833), (2984, 7371), (3276, 6714), (3357, 6552), (4212, 5222), (4476, 4914), (4536, 4849)]