21283050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:268

約数の個数: 96

約数和(自身を含む): 57139200

約数和(自身を除く): 35856150

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 31, 46, 50, 62, 69, 75, 93, 115, 138, 150, 155, 186, 199, 230, 310, 345, 398, 465, 575, 597, 690, 713, 775, 930, 995, 1150, 1194, 1426, 1550, 1725, 1990, 2139, 2325, 2985, 3450, 3565, 4278, 4577, 4650, 4975, 5970, 6169, 7130, 9154, 9950, 10695, 12338, 13731, 14925, 17825, 18507, 21390, 22885, 27462, 29850, 30845, 35650, 37014, 45770, 53475, 61690, 68655, 92535, 106950, 114425, 137310, 141887, 154225, 185070, 228850, 283774, 308450, 343275, 425661, 462675, 686550, 709435, 851322, 925350, 1418870, 2128305, 3547175, 4256610, 7094350, 10641525, 21283050]

約数ペア:

[(1, 21283050), (2, 10641525), (3, 7094350), (5, 4256610), (6, 3547175), (10, 2128305), (15, 1418870), (23, 925350), (25, 851322), (30, 709435), (31, 686550), (46, 462675), (50, 425661), (62, 343275), (69, 308450), (75, 283774), (93, 228850), (115, 185070), (138, 154225), (150, 141887), (155, 137310), (186, 114425), (199, 106950), (230, 92535), (310, 68655), (345, 61690), (398, 53475), (465, 45770), (575, 37014), (597, 35650), (690, 30845), (713, 29850), (775, 27462), (930, 22885), (995, 21390), (1150, 18507), (1194, 17825), (1426, 14925), (1550, 13731), (1725, 12338), (1990, 10695), (2139, 9950), (2325, 9154), (2985, 7130), (3450, 6169), (3565, 5970), (4278, 4975), (4577, 4650)]