21167451370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1\times {\mathrm{3517}}^1$

素因数の和:4295

約数の個数: 64

約数和(自身を含む): 41716838016

約数和(自身を除く): 20549386646

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 691, 871, 1382, 1742, 3455, 3517, 4355, 6910, 7034, 8710, 8983, 17585, 17966, 35170, 44915, 45721, 46297, 89830, 91442, 92594, 228605, 231485, 235639, 457210, 462970, 471278, 601861, 1178195, 1203722, 2356390, 2430247, 3009305, 3063307, 4860494, 6018610, 6126614, 12151235, 15316535, 24302470, 30633070, 31593211, 63186422, 157966055, 162826549, 315932110, 325653098, 814132745, 1628265490, 2116745137, 4233490274, 10583725685, 21167451370]

約数ペア:

[(1, 21167451370), (2, 10583725685), (5, 4233490274), (10, 2116745137), (13, 1628265490), (26, 814132745), (65, 325653098), (67, 315932110), (130, 162826549), (134, 157966055), (335, 63186422), (670, 31593211), (691, 30633070), (871, 24302470), (1382, 15316535), (1742, 12151235), (3455, 6126614), (3517, 6018610), (4355, 4860494), (6910, 3063307), (7034, 3009305), (8710, 2430247), (8983, 2356390), (17585, 1203722), (17966, 1178195), (35170, 601861), (44915, 471278), (45721, 462970), (46297, 457210), (89830, 235639), (91442, 231485), (92594, 228605)]