21923070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{839}}^1$

素因数の和:929

約数の個数: 64

約数和(自身を含む): 57576960

約数和(自身を除く): 35653890

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 67, 78, 130, 134, 195, 201, 335, 390, 402, 670, 839, 871, 1005, 1678, 1742, 2010, 2517, 2613, 4195, 4355, 5034, 5226, 8390, 8710, 10907, 12585, 13065, 21814, 25170, 26130, 32721, 54535, 56213, 65442, 109070, 112426, 163605, 168639, 281065, 327210, 337278, 562130, 730769, 843195, 1461538, 1686390, 2192307, 3653845, 4384614, 7307690, 10961535, 21923070]

約数ペア:

[(1, 21923070), (2, 10961535), (3, 7307690), (5, 4384614), (6, 3653845), (10, 2192307), (13, 1686390), (15, 1461538), (26, 843195), (30, 730769), (39, 562130), (65, 337278), (67, 327210), (78, 281065), (130, 168639), (134, 163605), (195, 112426), (201, 109070), (335, 65442), (390, 56213), (402, 54535), (670, 32721), (839, 26130), (871, 25170), (1005, 21814), (1678, 13065), (1742, 12585), (2010, 10907), (2517, 8710), (2613, 8390), (4195, 5226), (4355, 5034)]