21469300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 50293656

約数和(自身を除く): 28824356

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 73, 85, 100, 146, 170, 173, 292, 340, 346, 365, 425, 692, 730, 850, 865, 1241, 1460, 1700, 1730, 1825, 2482, 2941, 3460, 3650, 4325, 4964, 5882, 6205, 7300, 8650, 11764, 12410, 12629, 14705, 17300, 24820, 25258, 29410, 31025, 50516, 58820, 62050, 63145, 73525, 124100, 126290, 147050, 214693, 252580, 294100, 315725, 429386, 631450, 858772, 1073465, 1262900, 2146930, 4293860, 5367325, 10734650, 21469300]

約数ペア:

[(1, 21469300), (2, 10734650), (4, 5367325), (5, 4293860), (10, 2146930), (17, 1262900), (20, 1073465), (25, 858772), (34, 631450), (50, 429386), (68, 315725), (73, 294100), (85, 252580), (100, 214693), (146, 147050), (170, 126290), (173, 124100), (292, 73525), (340, 63145), (346, 62050), (365, 58820), (425, 50516), (692, 31025), (730, 29410), (850, 25258), (865, 24820), (1241, 17300), (1460, 14705), (1700, 12629), (1730, 12410), (1825, 11764), (2482, 8650), (2941, 7300), (3460, 6205), (3650, 5882), (4325, 4964)]