21407199984

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{43711}}^1$

素因数の和:43923

約数の個数: 120

約数和(自身を含む): 63417369600

約数和(自身を除く): 42010169616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 179, 228, 304, 342, 358, 456, 537, 684, 716, 912, 1074, 1368, 1432, 1611, 2148, 2736, 2864, 3222, 3401, 4296, 6444, 6802, 8592, 10203, 12888, 13604, 20406, 25776, 27208, 30609, 40812, 43711, 54416, 61218, 81624, 87422, 122436, 131133, 163248, 174844, 244872, 262266, 349688, 393399, 489744, 524532, 699376, 786798, 830509, 1049064, 1573596, 1661018, 2098128, 2491527, 3147192, 3322036, 4983054, 6294384, 6644072, 7474581, 7824269, 9966108, 13288144, 14949162, 15648538, 19932216, 23472807, 29898324, 31297076, 39864432, 46945614, 59796648, 62594152, 70418421, 93891228, 119593296, 125188304, 140836842, 148661111, 187782456, 281673684, 297322222, 375564912, 445983333, 563347368, 594644444, 891966666, 1126694736, 1189288888, 1337949999, 1783933332, 2378577776, 2675899998, 3567866664, 5351799996, 7135733328, 10703599992, 21407199984]

約数ペア:

[(1, 21407199984), (2, 10703599992), (3, 7135733328), (4, 5351799996), (6, 3567866664), (8, 2675899998), (9, 2378577776), (12, 1783933332), (16, 1337949999), (18, 1189288888), (19, 1126694736), (24, 891966666), (36, 594644444), (38, 563347368), (48, 445983333), (57, 375564912), (72, 297322222), (76, 281673684), (114, 187782456), (144, 148661111), (152, 140836842), (171, 125188304), (179, 119593296), (228, 93891228), (304, 70418421), (342, 62594152), (358, 59796648), (456, 46945614), (537, 39864432), (684, 31297076), (716, 29898324), (912, 23472807), (1074, 19932216), (1368, 15648538), (1432, 14949162), (1611, 13288144), (2148, 9966108), (2736, 7824269), (2864, 7474581), (3222, 6644072), (3401, 6294384), (4296, 4983054), (6444, 3322036), (6802, 3147192), (8592, 2491527), (10203, 2098128), (12888, 1661018), (13604, 1573596), (20406, 1049064), (25776, 830509), (27208, 786798), (30609, 699376), (40812, 524532), (43711, 489744), (54416, 393399), (61218, 349688), (81624, 262266), (87422, 244872), (122436, 174844), (131133, 163248)]