21943379640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2009467}}^1$

素因数の和:2009501

約数の個数: 128

約数和(自身を含む): 81021749760

約数和(自身を除く): 59078370120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 2009467, 4018934, 6028401, 8037868, 10047335, 12056802, 14066269, 16075736, 20094670, 24113604, 26123071, 28132538, 30142005, 40189340, 42198807, 48227208, 52246142, 56265076, 60284010, 70331345, 78369213, 80378680, 84397614, 104492284, 112530152, 120568020, 130615355, 140662690, 156738426, 168795228, 182861497, 208984568, 210994035, 241136040, 261230710, 281325380, 313476852, 337590456, 365722994, 391846065, 421988070, 522461420, 548584491, 562650760, 626953704, 731445988, 783692130, 843976140, 914307485, 1044922840, 1097168982, 1462891976, 1567384260, 1687952280, 1828614970, 2194337964, 2742922455, 3134768520, 3657229940, 4388675928, 5485844910, 7314459880, 10971689820, 21943379640]

約数ペア:

[(1, 21943379640), (2, 10971689820), (3, 7314459880), (4, 5485844910), (5, 4388675928), (6, 3657229940), (7, 3134768520), (8, 2742922455), (10, 2194337964), (12, 1828614970), (13, 1687952280), (14, 1567384260), (15, 1462891976), (20, 1097168982), (21, 1044922840), (24, 914307485), (26, 843976140), (28, 783692130), (30, 731445988), (35, 626953704), (39, 562650760), (40, 548584491), (42, 522461420), (52, 421988070), (56, 391846065), (60, 365722994), (65, 337590456), (70, 313476852), (78, 281325380), (84, 261230710), (91, 241136040), (104, 210994035), (105, 208984568), (120, 182861497), (130, 168795228), (140, 156738426), (156, 140662690), (168, 130615355), (182, 120568020), (195, 112530152), (210, 104492284), (260, 84397614), (273, 80378680), (280, 78369213), (312, 70331345), (364, 60284010), (390, 56265076), (420, 52246142), (455, 48227208), (520, 42198807), (546, 40189340), (728, 30142005), (780, 28132538), (840, 26123071), (910, 24113604), (1092, 20094670), (1365, 16075736), (1560, 14066269), (1820, 12056802), (2184, 10047335), (2730, 8037868), (3640, 6028401), (5460, 4018934), (10920, 2009467)]