21720029856

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{3203}}^1\times {\mathrm{10091}}^1$

素因数の和:13314

約数の個数: 96

約数和(自身を含む): 65186892288

約数和(自身を除く): 43466862432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 3203, 6406, 9609, 10091, 12812, 19218, 20182, 22421, 25624, 30273, 38436, 40364, 44842, 51248, 60546, 67263, 70637, 76872, 80728, 89684, 102496, 121092, 134526, 141274, 153744, 161456, 179368, 211911, 242184, 269052, 282548, 307488, 322912, 358736, 423822, 484368, 538104, 565096, 717472, 847644, 968736, 1076208, 1130192, 1695288, 2152416, 2260384, 3390576, 6781152, 32321473, 64642946, 96964419, 129285892, 193928838, 226250311, 258571784, 387857676, 452500622, 517143568, 678750933, 775715352, 905001244, 1034287136, 1357501866, 1551430704, 1810002488, 2715003732, 3102861408, 3620004976, 5430007464, 7240009952, 10860014928, 21720029856]

約数ペア:

[(1, 21720029856), (2, 10860014928), (3, 7240009952), (4, 5430007464), (6, 3620004976), (7, 3102861408), (8, 2715003732), (12, 1810002488), (14, 1551430704), (16, 1357501866), (21, 1034287136), (24, 905001244), (28, 775715352), (32, 678750933), (42, 517143568), (48, 452500622), (56, 387857676), (84, 258571784), (96, 226250311), (112, 193928838), (168, 129285892), (224, 96964419), (336, 64642946), (672, 32321473), (3203, 6781152), (6406, 3390576), (9609, 2260384), (10091, 2152416), (12812, 1695288), (19218, 1130192), (20182, 1076208), (22421, 968736), (25624, 847644), (30273, 717472), (38436, 565096), (40364, 538104), (44842, 484368), (51248, 423822), (60546, 358736), (67263, 322912), (70637, 307488), (76872, 282548), (80728, 269052), (89684, 242184), (102496, 211911), (121092, 179368), (134526, 161456), (141274, 153744)]